如何使用射孔器专用推车拉运射孔器?

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问题:

如何使用射孔器专用推车拉运射孔器?

考点:中石化钻井一公司关键岗位人员安全考试测井射孔作业装炮工测井
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读短文,判断正(√)误(×)。

      Lisa and Mary are good friends. They are planning a trip together. Lisa wants to go to sunny Australia! It's

so warm there. She can swim all day. She has a new bathing suit (游泳衣) and sunglasses. But Mary doesn't like

swimming. She likes skating. So she is going to Canada. It's winter there now. She can skate all day. She has

winter coats and some new ice skates (滑冰鞋).

( ) 1. Seasons in Australia and Canada are the same.

( ) 2. Lisa and Mary are going to Canada.

( ) 3. Lisa likes swimming.

( ) 4. Lisa has a new bathing suit and sunglasses.

( ) 5. It's warm in Australia.

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起重机滚筒突缘高度应比最外层绳索表面高出该绳索的一个直径,吊钩放在最低位置时,滚筒上至少应有()圈绳索。

A、1;

B、2~3;

C、5;

D、4。

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2012年是雷锋逝世50周年。雷锋以其短暂的一生树起了一座令人景仰的道德丰碑。深入开展学雷锋活动,有助于弘扬中 * * 精神。这种精神的核心是

A.爱国主义

B.自强不息

C.团结统一

D.勤劳勇敢

题型:问答题 简答题

大山楂丸功效与作用

题型:问答题 简答题

在热力系统中,供回水等的热力状态是否正常都依靠()来进行监视。

A、温度

B、热损失

C、流速

D、电流

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