下钻过程中,吊卡距转盘()左右时,外钳工要一手扶吊环,一手拿保险销。A.0.5m B

题型:单项选择题

问题:

下钻过程中,吊卡距转盘()左右时,外钳工要一手扶吊环,一手拿保险销。

A.0.5m

B.lm

C.l.5m

D.2m

考点:石油钻井工考试初级石油钻井工初级石油钻井工题库
题型:单项选择题

第II卷(非选择题 共55分)

第一节:单词拼写(共10小题,每小题1分,满分10分)

根据所给汉语注释在答题纸上写出空缺处各单词的正确形式。(每空只写一个词)

66.Seeing the beautiful scenery, his eyes ______ (发光) with excitement.

67.You can get along well with him, because he is _____ (有耐心的) with others.

68.Time _______ (允许), we’ll visit another place of interest.

69.The price is $10, postage ________ (包括在内).

70.Any painting by Van Gogh is worth a _____ (大笔的钱,巨款).

71.Buses run _________ (频繁地) from the city to the airport.

72.If you are invited to a family in a foreign country, it’s polite to bring a small gift, such as a bar of _________(巧克力).

73.We use X as the symbol for an ______(未知) quantity.

74.The English language is widely used in many _________(国际) conferences.

75.His family are going to celebrate his _______(百岁) birthday.

题型:单项选择题

把一根长为10cm的铁丝弯成一个直角三角形的两直角边,如果要使三角形的面积是9cm2,那么还要准备一根长为(    )的铁丝才能按要求把三角形做好。

题型:单项选择题

离心泵在液面之下,启动后不出水的原因可能是()。

A、吸人管阀卡

B、填料压得过紧

C、泵内发生汽蚀现象

D、轴承润滑不良

题型:单项选择题

( ) 对于逻辑 相当于 烹饪对于 ( )

A.思考——火
B.能力——技术
C.应用——佳肴
D.破案——食材

题型:单项选择题

φ38H7/f6的配合性质为()

A、间隙

B、过渡

C、过盈

D、无法配合

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