对于工作压力≥（）MPA的锅炉，其管子或管件对接焊缝，应采用氩_爱下问搜题

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问题单项选择题

对于工作压力≥（）MPA的锅炉，其管子或管件对接焊缝，应采用氩弧焊打底电焊盖面工艺或全氩弧焊接

A.3.82

B.5.88

C.9.81

D.13.72

答案

参考答案：C

填空题

Fill in the blanks with the right words. 在横线上填适当的词。

skirt same but we too and different

1. I like pink skirts,              you don't like pink skirts.
2. I like red socks,             you like red socks, too.
3. You like skirt,            I don't like           .
4. Kim likes a blouse,             Jenny doesn't like a blouse.
5. Danny likes pink,             Li Ming likes pink, too.
6. I like green shoes, Kim likes green shoes.            are the           .
7. John likes shorts. Danny likes shirt. They are            .
8. You like skirt. I like skirt,            .

判断题

锅炉发生严重缺水时允许补水。