A-A+

104紧急阀杆上缩孔Ⅲ Ⅳ Ⅴ的原型分别孔径为()。A.1.6mm 1.15mm 0.5mmB.1.5mm 1.15mm 0.5mmC.1.6

2020-09-28 00:37:29 资格考试 阅读

问题详情

104紧急阀杆上缩孔Ⅲ、Ⅳ、Ⅴ的原型分别孔径为()。

A.1.6mm,1.15mm,0.5mm

B.1.5mm,1.15mm,0.5mm

C.1.6mm,1.0mm,0.5mm

D.1.5mm,1.0mm,0.5mm

参考答案

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