探测器宜水平安装，当倾斜安装时，倾斜角不应大于()度A.15 B.30 C.45 D_爱下问搜题

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问题单项选择题

探测器宜水平安装，当倾斜安装时，倾斜角不应大于()度

A.15

B.30

C.45

D.60

答案

参考答案：C

选择题

It was very hard for me to make a_____,but I decided to leave my job.

A．suggestion

B．decision

C．plan

D．speech

判断题

鼓风机的叶轮应安装平衡，与机壳的间隙应在6～10mm范围内。