进行有限空间作业时,应按照“()”的原则,在作业开始前,对气体环境进行检测。

题型:填空题

问题:

进行有限空间作业时,应按照“()”的原则,在作业开始前,对气体环境进行检测。

考点:安全生产知识竞赛有限空间知识竞赛有限空间知识竞赛题库
题型:填空题

单词拼写(每小题1分,共10分)

小题1:G_________________ from a key university is always an advantage in finding a job.

小题2:Online friends are not r__________________. They may cheat you.

小题3:She has o_________________ three parties with her partner in the past two weeks.

小题4:His d _______________ look suggests that he won’t change his mind at all.

小题5:Come on! You’ve changed your hair again. I hardly r_______________ you at the first sight.

小题6:When people use words and e_________________ different from the “standard language”, it is called a dialect.

小题7:Tens of thousands of people were killed. It was one of the most serious e______________ in the world.

小题8:Meredith, who is from America, can also speak f_______________ French.

小题9:During the national holiday, we made a j_______________ to Kuocang Mountain. Gosh!

小题10:My grandpa was successfully operated on in Taizhou Hospital last week and now he is r_________________.

题型:填空题

片剂制备时,润滑剂应在下列哪个阶段加入()。

A.药物粉碎

B.制粒

C.颗粒干燥

D.整粒

题型:填空题

要除去氯气中混有少量的水蒸气,应当使气体通过(   )

A.浓硫酸

B.饱和食盐水

C.固体氢氧化钠

D.干燥的石灰

题型:填空题

长大货物车是铁路运输中使用的一种特殊平车,一般载重70t以上,长度在19m以上。

题型:填空题

人民政协对公安机关及其人民警察执法活动的监督,主要是通过提出批评、建议和视察等方式进行。 ( )

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