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百叶式风口的叶片间距应均匀,其叶片间距允许偏差为()mm,两端轴应同心,叶片中心线直线度允许偏差为(),叶片平……

百叶式风口的叶片间距应均匀,其叶片间距允许偏差为()mm,两端轴应同心,叶片中心线直线度允许偏差为(),叶片平行度允许偏差为()。

A.±1,0.03,0.04
B.±2,0.03,0.05
C.±2,0.02,0.04
D.±1,0.02,0.05

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