起重机必须采用()导线。A、铜芯单股 B、铜芯多股 C、铝芯多股 D、铝芯单股 E、

题型:单项选择题

问题:

起重机必须采用()导线。

A、铜芯单股

B、铜芯多股

C、铝芯多股

D、铝芯单股

E、铅芯单股

F、铅芯多股

G、锌铝合金

H、黄铜

I、黑金属

J、有色金属

考点:起重机操作证考试起重机械作业人员考试起重机械作业人员考试题库
题型:单项选择题

“Depend on yourself” is what nature says to everyone. Your p 小题1: can help you. Teachers can help you. But all these only help you to help y 小题2:  .

There have been many great men in h 小题3:  . But many of them were very poor in childhood,and had no uncles,aunts and friends to h 小题4:  them. Schools were f   小题5:  and not very good. They could not depend on them for an education.And b 小题6:  to work with their own efforts to know something. They worked their own way u 小题7:  to fame.(成名)

One of the most famous teachers in England u 小题8:  to tell his pupils, “I can’t make worthy(优秀的)men of you, but I can help you make men of yourselves.”

Some young men have the best of everything, but they are to be pitied(同情). They can n 小题9:  do things successfully if they don’t see their weak point and change their attitudes(态度) to study.They are nobody now, and will be nobody as long as(只要)they don’t follow the a 小题10:  of their parents and teachers, and depend on their own efforts.

题型:单项选择题

转砌体对抗震设防烈度为()的地质检验钢筋不应小于1000mm,标高应有90°钩。

A.5度

B.6度

C.7度

D.6度、7度

题型:单项选择题

()应当对工程建设强制标准负责解释。

A.工程建设设计单位 

B.工程建设标准批准部门 

C.施工图设计文件审查单位 

D.省级以上建设行政主管部门

题型:单项选择题

维生素D缺乏性手足搐搦症,主要是由于

A.血钙迅速转移至骨骼

B.血浆蛋白浓度降低

C.骨钙不能游离人血

D.血磷增加

E.血中钙离子降低

题型:单项选择题

特勤消防站油料库的使用面积是()m2

A.10.0

B.15.0

C.20.0

D.25.0

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