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问题 单项选择题

通过获取作业现场信息，实时地进行作业核算，并把结果与作业计划有关指标进行对比分析，及时提出控制措施。这种生产方式是（）。

A.事前控制

B.事中控制

C.事后控制

D.全员控制

答案

参考答案：B

解析：生产控制分为事前控制、事中控制和事后控制，事中控制是通过对作业现场获取信息，实时地进行作业核算，并把结果与作业计划有关指标进行对比分析。

补全对话，情景问答

从方框中选择合适的句子完成对话，有两个多余选项

Li Meng (L) is studying in a middle school in Australia.He is going to have an important exam next week. Now heis worrying about it when he meets his friend Daniel( D) .

D : Hi, Li Meng.

L : Hi , Daniel.

D : Oh , Li Meng. You looked worried.   1  

L: Yeah,Daniel.   2   But I don't think I'm well ready   for it.

D: What subject is it?

L:  3   The main problem is not the knowledge but the   language.

D: You mean you can't understand the knowledge of science well because of the language.

L : Yes. Each time I finish a science class ,   4  .

D: I see. I think that   5   when you read the science textbook , and you'll understand it better.

L:   6   But what shall I do with my exam?  7  

D: Don't worry.   8   I am good at science. We can go over science together.

L :   9  

D: You are welcome.   10   Let's start this afternoon.
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单项选择题

氢气侧压力调整器的排气动作次数是氧气侧压力调整器排气动作次数的（）倍。

A.1

B.2

C.3
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