当AB杆件刚度系数时,杆件的B端为定向支座。

题型:判断题

问题:

当AB杆件刚度系数时,杆件的B端为定向支座。

考点:土木建筑工程结构力学结构力学题库
题型:判断题

下列国家与其对应的主要气候,正确的是[ ]

A.英国--温带海洋性气候

B.沙特阿拉伯--热带雨林气候

C.意大利--地中海气候

D.德国--温带大陆性气候

题型:判断题

严重肝功能障碍患者血浆总胆固醇特别是血浆胆固醇酯水平降低,其可能的原因是()

A.LPL活性增加

B.LCAT合成减少

C.胆固醇合成减少

D.胆固醇酯酶活性增加

E.胆固醇酯分解加强

题型:判断题
A doctor entered the hospital in a hurry after being called in for an urgent       .He answered the call as soon as possible, changed his clothes and went directly to the operation block.He found the boy's father       in the hall waiting for the doctor. On seeing him, the dad        , "Why did you take all this       to come? Don't you know that my son s life is in danger? Don't you have any sense of      ?"
The doctor smiled and said, "I am sorry, I wasn't in the hospital and I        as fast as I could after receiving the call...And now, I wish you'd calm down work."      I can do my work.”
“Calm down? What if your son is in this room right now, would you calm down? If your own son is      now what will you do?” said the father       .
The doctor smiled again and replied," I will say what Job said in the Bible 'From dust we came and to dust we return, blessed by the name of God'.     cannot extend lives. Go and       for your son.we will do our best by God's grace."
"Giving advice when we re not       is so easy." murmured the father.The operation took some hours       which the doctor went out happily.
"Thank goodness!  Your son is saved ! " And without waiting for the father's reply he carried on his       running. “If you have any question, ask the nurse!"
"Why is he so       ? He couldn't wait some minutes so that I could ask about my son's       ?" commented the father when seeing the nurse minutes after the doctor left. The nurse answered,        coming down her face, "His son died yesterday in a road accident.He was in the funeral when we called him for your son's operation.      now that he saved your son's life, he left running to finish his son's funeral."
Never     anyone...because you never know how their life is and what they're      .
小题1:
A.meetingB.careerC.operationD.travel
小题2:
A.callingB.runningC.jumpingD.pacing
小题3:
A.admittedB.expressedC.whisperedD.shouted
小题4:
A.timeB.costC.loveD.turn
小题5:
A.humorB.responsibilityC.prideD.honor
小题6:
A.workedB.leftC.cameD.moved
小题7:
A.in caseB.so thatC.untilD.even if
小题8:
A.dyingB.lyingC.missingD.dropping
小题9:
A.sadlyB.cheerfullyC.hopefullyD.angrily
小题10:
A.GodB.TeachersC.FriendsD.Doctors
小题11:
A.speakB.spellC.prayD.think
小题12:
A.worriedB.concernedC.lostD.tired
小题13:
A.afterB.forC.beforeD.with
小题14:
A.wayB.spiritC.trustD.dream
小题15:
A.patientB.proudC.powerfulD.absent
小题16:
A.positionB.medicineC.stateD.life
小题17:
A.sweatsB.coldC.cloudsD.tears
小题18:
A.AndB.ButC.OrD.While
小题19:
A.ignoreB.judgeC.explainD.believe
小题20:
A.doingB.loadingC.experiencingD.reducing
题型:判断题

属于造成船舶倾覆事故的自然因素中不包括()。

A.上层建筑严重结冰且无法及时清除

B.突然遭遇狂风巨浪等灾害性天气

C.突然遭遇海啸、火山爆发

D.未及时接受气象信息而遇到大风

题型:判断题

座舱调温系统调温控制原理是()

A.控制发动机压气机的引气量

B.控制引气温度

C.控制冷、热路空气的混合比例而调节供气温度

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