劳动安全试题库搜题app推荐-j9九游

时间:2024-06-24 08:33:38


洛氏硬度值的正确表示方法为()。

淬火一般安排在()。

可锻铸铁应理解为()。

对钳工加工特点说确的是()

当铸件某部位是白口铸铁时,将加热850℃--950℃保温,目的是()

按焊缝在空间所处的位置不同,有()之分。

下列哪些是描述常用的整体热处理?()

工业上广泛应用的铜合金按化学成分的不同分为哪几种?()

常用的变形铝合金有哪些?()

气焊中焊接火焰有哪几种形式?()

切削用量主要有切削速度、进给量、背吃刀量称为切削用量三要素。()

同一种金属在固态下随温度的变化由一种晶格类型转变为另外一种晶格类型的转变过程称为金属的同素异构转变。()

高分子材料,陶瓷材料的工艺路线较简单,而金属材料的工艺路线较复杂,但适应性能很好,常用的加工方法有铸造、压力加工、焊接、切削加工等。()

金属工艺学是研究工程上常用材料性能和加工工艺的一门综合性的技术基础课。()

回火的目的:降低淬火钢的脆性,减少或消除内应力,使组织趋于稳定并获得所需要的性能。()

铁碳合金状态图中,最大含碳量为5.69%。()

浇铸时产生的抬箱跑火现象的原因是浇铸温度低。()

wc<0.77%铁碳合金冷却至a3线时,将从奥氏体中析出渗碳体。()

熔炼铁液时加溶剂作用是催化剂。()

除了民歌的“歌种”概念外,你还能说出其他几个民族音乐的音乐类型称谓吗?

劳动号子大致有哪五种类型?

曲艺音乐中的鼓词主要流行于北方地区,弹词则主要流行于南方地区。

试着回忆一下授课视频中提到鼓词的伴奏乐器大致有哪几件呢?

下列叙述中,___能反映cisc的特征。

下列说确的是___。

下列和指令字长无关的是___。

假设指令字长为16位,操作数的地址码为6位,指令有零地址、一地址、二地址三种格式。设操作码固定,若零地址指令有3种,一地址指令有5种,则二地址指令最多有___种。

假设指令字长为16位,操作数的地址码为6位,指令有零地址、一地址、二地址三种格式。采用扩展操作码技术,若二地址指令8种,零地址指令有64种,则一地址指令最多有___种。

一条双字长直接寻址的子程序调用指令,其第一个字为操作码和寻址特征,第二个字为地址码5000h。假设pc当前值为2000h,sp的内容为0100h,栈顶内容为2746h,存储器按字节变址,而且进栈操作是先执行(sp)-△→sp,然后存入数据,则call指令被读取前,pc、sp及栈顶内容为___。

一条双字长直接寻址的子程序调用指令,其第一个字为操作码和寻址特征,第二个字为地址码5000h。假设pc当前值为2000h,sp的内容为0100h,栈顶内容为2746h,存储器按字节变址,而且进栈操作是先执行(sp)-△→sp,然后存入数据,则call指令被执行后,pc、sp及栈顶内容为___。

一条双字长直接寻址的子程序调用指令,其第一个字为操作码和寻址特征,第二个字为地址码5000h。假设pc当前值为2000h,sp的内容为0100h,栈顶内容为2746h,存储器按字节变址,而且进栈操作是先执行(sp)-△→sp,然后存入数据,子程序返回后,pc、sp及栈顶内容为___。

图中表示的寻址方式是___。

图中表示的寻址方式是___。

设相对寻址的转移指令占两个字节,第一个字节是操作码,第二个字节是相对位移量,用补码表示。每当cpu从存储器取出一个字节时,即自动完成(pc) 1→pc。若当前pc值为2000h,指令jmp * -9 (* 为相对寻址特征)的第二字节的内容是___。

设机器字长为16位,存储器按照字编制,对于单字指令而言,读取该指令后,pc自动加___。

设变址寄存器为x,形式地址为d,某机具有先变址再间接寻址的寻址方式,则这种寻址方式的有效地址为___。

数据传送指令的功能一般不包括___。

以下不属于条件转移指令的是___。

以下不属于立即寻址特点的是___。

所谓寻址方式是指确定本条指令的数据地址以及下一条将要执行的指令地址的方法,一般分为___。

risc是以下哪种指令系统计算机的简称___。

在设计指令格式时,能够直接影响指令执行时间的因素是___。

图中所示的寻址方式是___。

图中所示的寻址方式是___。 a

以下关于堆栈寻址的描述错误的是___。

在软堆栈寻址中,sp指出栈顶地址,其值的修改量δ与___有关。

指令的一般格式包括___。

当进行多次间接寻址时,一般用___来标志间接寻址是否结束。

下列说确的是 ___。

在设计指令格式时应该考虑的因素包括___。

以下寻址方式中,属于数据寻址的是 ___。

以下指令中,属于转移指令的是 ___。

机器中常见的操作数类型有 ___。

catherine's answer_________ a complete refusal.

our survey used a ________sample of 500 college students across the country.

this novel is so interesting that i totally__________ myself in the plot.

the little boy _____________his head around the corner to see if his mother was back.

the little girl________ her mother’s hand in the crowd.

the u.s. refused to make concessions and threatened to________economic and military support.

paul often _________ his anger on his wife if he has a bad day at work.

bats can fly in total darkness and yet never_________anything.

a major difference is that you are freer to ________ (do) whatever you want.

students need to _________ (warn) of the potential danger of living off campus.

the only sound to_______ (hear) was the soughing (嗖嗖声)of the wind.

it was impossible for lost time to________ (make up).

this platform is created to tell incoming first-year students what they need to _______(know) to "start out" at trinity college.

when i stood __________, i got to know that he was more miserable than i.

no one is willing to__________ this difficult task.

there's nothing we can do __________ wait for him to come.

she decided to quit her job__________ of the incident.

sometimes i have difficulty finding the right words to express my __________ for those who suffer.

we're simply going to have to do it, __________ how much it costs.

the message that is mainly conveyed in "finding home" is that _________ .

in the first year of college, the author of the text from iexplore 2 suffered from __________ .

furthermore, something had to________ for the people as well as for the animals.

ultimately, their ideas ______ the same thing.

home is wherever we are together_________ where we go.

spring is _______ the best time to visit the islands.

to__________matters, there are alternative terms to "friend": "mate", "pal", and "buddy".

his friend helped a lot when he joined the army and failed to meet the__________to care for his parents.

our relationship____________over a financial dispute.

it really ___________me when my huand doesn’t help around the house.

he is very ___________ ; we never know what he’ll do next.

remember you must follow every step in the way i've shown you.

everybody knows that their school is one of the top schools in china.

i explained on the phone that your request will be considered at the next meeting.

we'd better leave things in the way they are until the police arrive.

we are ___________when we say that we will carry out this project.

slowly, a dark void (空虚感)found its way into my heart and began to ___________ my happiness.

if you have ___________ all the exercises in this book, you should be ready for the second-year course.

it won't come instantly, and you may__________from time to time, but don't let that deter you.

she and her college roommates _____________ after graduation.

in order to make things a bit more interesting, let's _________our table with some data.

the main message conveyed in "friendship's like buying house" is that_______ .

the author of "are your friends an elevator or a cage?" most probably wants to tell readers that_________ .

____________you know, julia is leaving soon.

the figure of speech used in "education is the key to the modernizations of our country" is_____________ .

you'd better consider why communication has_______in your relationships.

focused impeachment articles would not ________ from the power of the charges against mr. trump.

i lost my ability to form _________ sentences, and i struggled to find words for even mundane items.

i find it encourages _________ and civil conversation.

i _________ withdrew from the project.

we are already being _________ by climate change.

we were _________ in a vicious battle of the wills!

it hadn't occurred to them that their favorite food might not _________ the creature.

not until _______________.

only by calling them every hour of the day _____ to get what i wanted.

so good ____ that he got the highest grade possible.

many a time _________ plan to orce her huand, but she never did.

_________ should children be allowed to drive.

people are not only living longer, but they’re often spending more years at the end of life with _______ illnesses.

i came here just to visit the museum and _______.

cardboard boxes hadn’t been _______, including one large plank-shaped box bearing a helpful "fragile" warning.

it _______ into the air, shredding into pieces.

electric air taxis are likely to fly low-level routes, especially from city to city, thus _______ traffic congestion on roads.

the _______ end of the pool is only three feet deep.

"my students don't know how to have a conversation" is mainly discussing that _________.

which of the following solution is suggested by the author of iexplore 2?

when you're called on in class, you have to be able to think _________ your feet.

his heart ________ the way it always did when she left him.

flipping ________ the channels, i came across an old war movie.

she ________ large profits from her unique invention.

i think you will love this house once we get inside—the pictures really don't ________ its charm.

they stay together ________ their children.

the mere subject of the book or magazine might help ________ a conversation.

the song would ________ us for months.

we pushed the car ________, but we still couldn't get it started.

把这么好的机会放弃掉太愚蠢了。

能再次收到你的信太好了。

他们不可能同意。

你能到我家来,我很高兴。

下不下雨都无所谓。

从这儿出去而不受伤似乎不太可能。

people in this all village have never been __________ to western life.

i have to combat this __________ desire to eat chocolate.

winning first place must have been quite a __________.

she has __________ knowledge of english grammar.

it is difficult to __________ creative ways to do it every year.

i saw her show in manchester and it just __________.

the answer to the question raised in the title of iexplore 1 "why you should travel young?" is that___________.

in iexplore 2, the author conveys the idea that_____________ .

___ is certain that he left the place in haste.

cultivating an open mind allows us to ____________ great rewards.

fire has caused __________ damage to the island's forests.

scientists have found that most animals are more _______ than we think.

i'm very ___________ your timely support.

she has some ___________ plans for her business.

he was ________ to see jeannie reach the other side of the river safely.

the engineer ____________ explained how the machine worked to the clients.

she started studying english, but _________ to law in her second year.

outside, a group of students were ___________ research cuts.

the teacher is very good at creating a _________ learning environment.

the secretary worked late into the night, _________ a speech for the president.

"can't you read?", mary said __________ to the sign.

he put on his coat and went school, ________ his backpack.

you are a worrier, _________ problems which don't exist.

deeply _________ by the story, the children started to cry.

i have very__________ memories of living in our all village.

the drop - down menu lets him __________ functions whose names he's forgotten.

a __________ is someone who enjoys growing flowers or vegetables.

i was looking for my handbag, which was __________ under a pile of old newspapers.

silent as a mouse, he patiently opened the long buried treasures and soon __________ a sea of memories.

not eager for classroom learning, tom sawyer had a __________ for adventure.

in the story of iexplore 1, why did the mother take the little girl for a walk in the yard that noon?

_________ down the book i was reading, i walked to the window.

she's very grateful ________ what you have done for her.

she is __________ of collecting rare carpets whenever she gets a chance to travel abroad.

otherwise, you've got to ____________ me that they're not true.

why don't you spend your holiday doing something that would ____________ your experience of being alive.

she chatted with a friend over the phone while ___________a magazine.

lora does yoga in____________of health and happiness.

i would have been to the concert and enjoyed the time with my favorite pianist ____________ the heavy rain.

taking full responsibility for your own choices can make even failure feel like a success.

the university offers a new, more flexible program allowing students to pursue their interests.

there have been many turning points in my life, but the most significant one was when i was eight years old.

what factors should we consider when making a choice?

we bought the house near the garden after careful___________ .

whatever you say, he can find 10 different reasons to ___________his viewpoint.

if no one helps him, he may___________being a beggar.

in his speech, he spoke of how his education gave him powerful tools to start a business and___________changes.

after retirement, he felt he was___________pressure.

my___________reaction was to decline the offer. but later i changed my mind.

it does not___________for us to have talks unless we think it is going to be fruitful.

the author of the text from iexplore 1 mainly wants to express that___________.

the main purpose of the text from iexplore 2 is to ___________ .

in "i am sure they will enjoy listening to pop music," "listening" is a(n) ___________ .

if i had come home earlier last night, i would have met my best friend. this unreal conditional sentence expresses___________ .

nothing in this house is by chance. it is the result of great___________ .

we must encourage the planting of new trees and ___________ our existing woodlands.

air bags are only___________when the car is struck from the front.

the crash was___________by millions of viewers who were watching the race on tv.

the news will ___________ to his colleagues.

funds were ___________ for projects in low-income areas.

the preparation stage of this exercise asks you to ___________ , setting aside time to ask yourself some probing questions.

i have no idea __________ he will be back.

he must answer the question ___________ he agrees to it or not.

several years later,word came __________ napoleon himself was coming to inspect them.

the thought came to him __________ maybe the enemy had fled the city.

his suggestion __________the meeting be delayed was turned down. 

the idea __________ computers can recognize human voices surprises many people.

with the dslr camera (数码单反相机) becoming more and more popular, its video function has really broken into the__________ .

as games blend our real and__________environments, should there be concern that some people will be less able to distinguish the two?

vr technology allows us to admire the __________ of a place without stepping out of home.

facebook is ready to make the application of virtual reality in our lives a(n) __________ .

nevertheless, she called for extreme vigilance (警惕)against a(n)__________ she characterized as both very serious and very contagious.

multi-party elections are scheduled some time next year but many doubt whether this is a __________ goal.

i had to keep the video camera readily __________ in case i saw something that needed to be filmed.

which of the following statements is not true according to iexplore 2?

mr. smith, ________, is very kind to us.

the park was created to____________some of the forests upstate.

the website allows you to take a ____________ tour of the museum.

the new drug can be more effective against cancer when ____________ with radiation therapy.

the source of her ____________ rests in the way she uses her eyes.

interviews are a chance for potential employees to get a sense of how well they will ____________ the company's work environment.

at least he was considerate enough not to ____________ on her obvious interest in luxuries.

the novel was so____________ that i couldn't put it down.

we are ____________ to giving you the most sincere and thoughtful service.

judge kelso has a ____________ for being strict but fair.

it is in swimming that gabbi ____________ and her sister struggles.

- we are trying to create jobs so everybody can make their own living. - everybody depends on the government for a hand-out.

-we should not only study all the time. -we should go out and practice.

- i know yoga has an effect on the physical fitness. - but i focus more on the healing aspect of yoga.

- students should discuss ideas. - students should not just copy from books.

a man __________ dennis answered the door.

don't __________ things as isolated.

sailors travelled to the new world with the urge to __________ and explore.

my mother is __________ in high respect by her colleague.

historically, the country expanded either by military __________ or by immigration.

at one time, people __________ to the city as the paris of the east.

i always __________ the ell of baking with my childhood.

what is the text of iexplore 1 mainly about?

what do you learn from the text of iexplore 2?

but why not __________ traditions of the past with the innovations of the future?

his __________ for ability and integrity as a judge was high even with his enemies.

we are all passionately __________ to our work in africa.

i tried to avoid her, but it was just my luck to _______ her.

social problems _______ up in the wake of natural disasters.

investigators are _______ the causes of the plane crash.

he is _______ trying to overcome his weakness.

she is accused of failing to _______ with the problems of her staff.

then he _______ sides and turned against his former allies.

can you _______ conversations with new people easily?

the test will tell you if you've been _______ to the virus.

you can use a computer to _______ a photograph into a greeting card.

judge roberts' comments provoked a _______ public response.

the team suffered a major _______ when their best player was injured.

the research would give scientists new _______ into what is happening to the earth's environment.

the report says design faults in both the vessels _______ to the tragedy.

irving brokaw, who had studied figure skating in europe, returned to the us and _______ the new sport.

______ to up-to-date financial information is important to our success.

the woman _______ her eyes against the sun’s glare when she got out of her vehicle.

it is reasonable that people suffering from insomnia are sometimes _______ to over-lighting.

your visa will expire soon. it is necessary for you to_______ it within a month.

he built a pair of wings of a size suitable to _______ his own weight, and made use of gravity as his motor.

the development of technology has turned the world into a global village. _______, the gap between cultures cannot be ignored.

实验箱上的双端输入差动放大器的共模抑制比不算高,若要进一步提高共模抑制比,可采取哪些办法?

若要求降低低频截止频率,可如何修改放大电路?

小结负反馈闭环对放大电路性能的影响。

若信号源为高内阻信号源,选反相放大器做前置放大器是否适当?为什么?

对于积分电路来说,当输入信号为正选波时候,输出信号幅频响应随着输入信号频率改变是?微分电路幅频响应随着频率改变呈现规律是?

简述方波发生电路,方波的周期取决什么哪些元器件?

为了寻找截止频率为什么观察相位而不观察幅值?

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