如何检查水表安装是否正常?

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问题:

如何检查水表安装是否正常?

考点:管道工考试管道工考试题库
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在正确的读音后打“√”。

披着 pěi zhe( ) pī zhe( )

追上 zuī shàng( ) zhuī shàng( )

题型:问答题 简答题

改成同义句。

1. Kate can't work out the math problem, I think.

    I ______think Kate ______work out the math problem.

2. He doesn't know either Russian or French.

    He knows ______ Russian______ French.

3. To talk loudly in public is rude.

    ______ ______ ______ talk loudly in public.

4. "You can't smoke any more," the doctor said to him.

    He was ______ ______ ______ ______ smoking.

5. Students go to English clubs. They want to practice their English.

    Students ______want to practice______English go to English clubs.

6. "Did you water the trees?" his wife said to him.

    His wife asked him ______ ______ ______the trees.

题型:问答题 简答题

物体静止于一斜面上,如图所示,则下述说法不正确的是(  )

A.物体对斜面的压力和斜面对物体的支持力是一对平衡力

B.物体对斜面的摩擦力和斜面对物体的摩擦力是一对作用力和反作用力

C.物体所受重力和斜面对物体的作用力是一对作用力和反作用力

D.物体所受的重力可以分解为沿斜面向下的力和对斜面的压力

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一般事故,是指造成()人以下死亡,或者10人以下重伤,或者1000万元以下直接经济损失的事故

题型:问答题 简答题

在LAEl型辅锅炉燃烧时序控制系统中,监视风压开始时间()及风压失压后()自动停炉

A.35,12s

B.3h,15s

C.6s,9s

D.60s,9s

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