题目内容
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[单选题]
若某管道的内径为200㎜,管流速度为1.5m/s,流动雷诺数为3000,则被输液体的运动粘度为:
A.1㎡/s
B.1㎝2/s
C.1000㎡/s
D.10-3㎡/s
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A.1㎡/s
B.1㎝2/s
C.1000㎡/s
D.10-3㎡/s
A.1.549m
B.1.559m
C.1.554m
D.1.544m
A.23.3
B.24.4
C.25.7
D.26.4
E.27.2
F.28.2
A.243.6kJ/h?m
B.243.6kW/h?m
C. 220.2kJ/h?m
D. 220.2kW/h?m
A.100,100
B.200,200
C.300,300
D.200,300
A.层流,0.088m/s
B.湍流,0.088m/s
C.层流,2.5m/s
D.湍流,2.5m/s