密闭通风柜,工作孔面积F=lm×0.6m,甲苯发生量为0.05m3/s,β=1.

练习题库2022-08-02  29

问题 密闭通风柜,工作孔面积F=lm×0.6m,甲苯发生量为0.05m3/s,β=1.2,则通风柜排风量为下列哪一项?A.864~980m3/hB.1044~1200m3/hC.1217~1467m3/hD.1520~1735m3/h

选项 A.864~980m3/h
B.1044~1200m3/h
C.1217~1467m3/h
D.1520~1735m3/h

答案 C

解析
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