脚手板宜采用对接平铺,其外伸尺寸A应()。A、100≤A≤150MMB、150≤A≤

题型:单项选择题

问题:

脚手板宜采用对接平铺,其外伸尺寸A应()。

A、100≤A≤150MM

B、150≤A≤200MM

C、200≤A≤250MM

D、250≤A≤300MM

考点:施工员施工员综合练习施工员综合练习题库
题型:单项选择题

根据下列各句句意和空白处之后的汉语提示词,在空白处指定区域的横线上写出对应单词的正确形式,每空写一词。

小题1:.At the railway station we had a long wait but we thought it was ____ (值得的) since we got the tickets.

小题2:.Much to her ____ (满意), her boss agreed to her suggestion.

小题3:.The scientists are searching for a way to increase grain harvests without ____(扩大) the area of the fields.

小题4:.Professor Li, can you make a(n) ____(评论) upon this movie.

小题5:.You can ____ (参考) to this book if you want to know more about stars.

小题6:.The American president Barack Obama ____ (发表) a speech on the issue of nuclear power last week.

小题7:.It is well known that Madam Curie won two Nobel Prizes for her ____ (成就).

小题8:.I ____ (尊重) his views, although I do not agree with them.

小题9:.The work is being performed smoothly; ____ (因此), we can expect to finish it on time.

小题10:.Recently a great amount of wheat grown in that country has been ____ (出口) to many other countries.

题型:单项选择题

没有成形细胞核的生物和没有细胞结构的生物分别是[ ]

A.大肠杆菌与蓝藻

B.大肠杆菌与病毒

C.大肠杆菌与酵母菌

D.酵母菌

题型:单项选择题

因突发性事件而影响证券交易的正常进行时,证券交易所将采取()的措施。

A.技术性停牌

B.政策性停牌

C.临时停市

D.休市

题型:单项选择题

甲状旁腺素的功能是调节血液中的

A.钙

B.钠

C.镁

D.钾

E.锌

题型:单项选择题

物华天宝,龙光射牛斗之墟;,。(王勃《滕王阁序》)

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