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问题 问答题

.已知第一种方案的单件工艺成本为

而第二种方案的年度工艺成本为Cn2＝50Q+25000元/件

试通过计算对比工艺方案产量说明在何种年产量下，采用第一种工艺方案比较有利

答案

参考答案：

由

可知，

Cn1＝80Q+10 000(元/件)

所以，在年产量小于500件时，采用第一种工艺方案比较有利。

填空题

根据句子意义及所给的首字母完成单词．

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5. Have you w ______ the plants?

6. Have you p ______ the beach towels yet?

7. I haven't c ______ out the  refrigerator yet.

8. One of the best b _____ on the music scene is the New Ocean Waves.

9. The program is o _______ by the local government of Guangdong Province.

10. The famous band is going to a ______ on CCTV next week.
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