KM型压滤机由()控制电路,实现压紧油缸工作。A、压力继电器 B、液控单向阀 C、调

题型:单项选择题

问题:

KM型压滤机由()控制电路,实现压紧油缸工作。

A、压力继电器

B、液控单向阀

C、调速阀

D、电磁阀

考点:压滤机工压滤机工题库
题型:单项选择题

下列关于建筑石膏的描述正确的是( )。
①建筑石膏凝结硬化的速度快;
②凝结硬化后表观密度小,而强度降低;
③凝结硬化后的建筑石膏导热性大,吸声性强;
④建筑石膏硬化后体积发生微膨胀。

A.①②③④
B.①②
C.③④
D.①④

题型:单项选择题

炒熟的种子,置于适宜的外界条件下,仍不萌发,这是由于 [ ]

A.种子休眠

B.胚不完整

C.胚是死的

D.无营养物质

题型:单项选择题
完形填空(共20小题;每小题1分,满分20分)
I have decided to test myself every day in a different way. Today’s test: practice the art of   41  . It is something so simple, but so  42  to those who need a kind heart and a good listener. Sometimes, we all need someone to listen to us with no  43  . We just want to be heard.  44 , I really made sure that I listened to everyone who spoke to me throughout the day,  45  I was busy.
As I was  46  in the break room today, I had a conversation with a colleague I  47  talked to. She always looked like a(n)  48  lady, but today she seemed very troubled. So I sat down with my lunch and jut listened. She told me about her unlucky  49  who was killed in a car crash last year, and her  50  daughter who struggled with pain every day. I listened and made her  51  much better. At the end of the  52 , I gave the single mother a big warm hug and told her how  53  she was. Of course, we  54  friends after our first talk.
What an inspiration she is!  55  with so many difficulties and frustrations, she still comes to work with a positive attitude, a  56  to succeed and a big smile every day.
I believe everyone  57  a ray of sunshine in their life, someone that will give them a big warm 58  and say, “You’re amazing!” I hope I can always get need like this met.
I am a dreamer, but I move forward while I dream. My dream is to  59  happiness. Tomorrow, I will write “You are beautiful! :)” on small cards, hide them everywhere, and make those I work with    60  them by chance and with joy.
小题1:
A.listeningB.speaking C.readingD.writing
小题2:
A.complex B.funnyC.commonD.important
小题3:
A.doubtB.concernC.opinionsD.answers
小题4:
A.However B.ThereforeC.BesidesD.Afterwards
小题5:
A.ifB.whileC.becauseD.even though
小题6:
A.drinkingB.kiddingC.sittingD.lying
小题7:
A.neverB.seldomC.alwaysD.sometimes
小题8:
A.luckyB.positiveC.humorousD.outgoing
小题9:
A.motherB.fatherC.husbandD.son
小题10:
A.sickB.lazyC.carelessD.naughty
小题11:
A.eatB.feelC.behaveD.recover
小题12:
A.dayB.testC.lunchD.conversation
小题13:
A.kindB.beautifulC.amazingD.hard-working
小题14:
A.helpedB.becameC.encouraged D.comforted
小题15:
A.FacedB.ShockedC.ConfusedD.Defeated
小题16:
A.wayB.willC.dutyD.chance
小题17:
A.hasB.deservesC.appreciatesD.needs
小题18:
A.handB.welcomeC.hug D.home
小题19:
A.shareB.seekC.enjoyD.spread
小题20:
A.findB.openC.receiveD.read
题型:单项选择题

商业伦理调查员:XYZ钱币交易所一直误导它的客户说,它的一些钱币是很稀有的。
实际上那些钱币是比较常见而且很容易得到的。
XYZ钱币交易所:这太可笑了。XYZ钱币交易所是世界上最大的几个钱币交易所之一。
我们销售钱币是经过一家国际认证的公司鉴定的,并且有钱币经销的执照。
XYZ钱币交易所的回答显得很没有说服力,因为它______。
以下哪项作为上文的后继最为恰当( )

A.故意夸大了商业伦理调查员的论述,使其显得不可信
B.指责商业伦理调查员有偏见,但不能提供足够的证据来证实他的指责
C.没能证实其他钱币交易所也不能鉴定他们所卖的钱币
D.列出了XYZ钱币交易所的优势,但没有对商业伦理调查员的问题做出回答

题型:单项选择题

在实施水上救助时应穿()。

A、抢险救援服

B、潜水服

C、救生衣

D、作训服

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