It is suggested that the water should not be cooled below the saturation

试卷相关题目

• 1A condenser is a heat exchanger removing the vaporization heat from the exhaust steam and condensing the exhaust steam into water.（    ）

  A.Right

  B.Wrong

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• 2A desperate man will stop at nothing to get（    ）he wants.

  A.that

  B.what

  C.which

  D.who

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• 3They had an accdent on the road and didnt（    ）at their hotel unti after midnight.

  A.check up

  B.check in

  C.write down

  D.stay up

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• 4With the countty populaton（    ）iast, the government has taken the bith     control    policy.

  A.to grow

  B.grows

  C.has grown

  D.growing

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• 5This wealthy lady has a great sympathy（    ）the poor.

  A.at

  B.for

  C.in

  D.of

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• 6The saturation temperature would not remove excess energy from the     system and reduce the overall efficiency.（    ）

  A.Right

  B.Wrong

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• 7It   is unnecessary to reduce the steam to water so that it can be pumped back  through  the  system.（    ）

  A.Right

  B.Wrong

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• 8T he condenser does not control back-pressure at the turbine exhaust.（    ）

  A.Right

  B.Wrong

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• 9The important factor controlling the turbine backpressure is the temperature

  A.Right

  B.Wrong

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• 10The temperature of cooling water wil increase its temperature between 15° Fand 20° Fas it passes through the condenser.（    ）

  A.Right

  B.Wrong

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