Sweating of the refrigeration system compressor crankcase is caused by_______ .A.too much superheatB.insufficient superheatC.suction pressure too lowD.excessive refrigerant returning to the compressor

题目

Sweating of the refrigeration system compressor crankcase is caused by_______ .

A.too much superheat

B.insufficient superheat

C.suction pressure too low

D.excessive refrigerant returning to the compressor

相似考题

1.No one has yet succeeded in explaining the () of how life beganA. logicB. puzzleC. causeD. problem

2.12．A． noticedB． worriedC． offeredD．caused

3.Vingo showed the young people the pictures of his family which were _____ snapshots.A. many-handlingB. much-handlingC. many-handledD. much-handled

4.Do you know the( )of the war?A. reasonB. reasonsC. causeD. casues

参考答案和解析
正确答案：D
更多“Sweating of the refrigeration system compressor crankcase is caused by_______ .A.too much ”相关问题

  • 第1题：

    I need ( ) cloth, for I'm going to make ( ) clothes.

    A、many/ many

    B、many/ a lot o{

    C、a lot of/ many

    D、much/ much


    参考答案：C

  • 第2题：

    We must get to the root of the problem.

    A. approach B. heart C. cause D. solution

    答案：A
    解析：

  • 第3题：

    How are we to develop new technology if we can’t study current technology to figure out how to______it?

    A.improve
    B.rest
    C.cause
    D.conceal

    答案：A
    解析：
    本题考查内容为词意辨析。A选项意为“改善、增进”，B选项意为“使休息、使放松”，C选项意为“引起、使遭受”，D选项意为“隐藏、隐瞒”，题目意为“如果我们不能研究现有技术从而对其进行____，如何能够开发新技术？”因此选A，对其进行改进。
    　　

  • 第4题：

    在音响调音专业中,英语单词Compressor表示“()”。


    参考答案：压缩器

  • 第5题：

    They didn't seem to appreciate the magnitude of the problem.

    A:existence
    B:importance
    C:cause
    D:situation

    答案：B
    解析：
    本句意思：他们似乎并未明白这一问题的重要性。magnitude意为“巨大，庞大，重要 性”，与importance（重要性）意思相近。existence存在；cause原因，起因；situation形势，情况， 状况。

  • 第6题：

    The love of money is the root of all evil.

    A:result
    B:end
    C:cause
    D:force

    答案：C
    解析：
    本句意思：爱钱是罪恶的根源。root意为“根源”，与cause（原因）意思相近。result结 果； end终止；force力量。

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