题目内容
(请给出正确答案)
[主观题]
管道接口垫环修正系数Correction factor of pipe interface gasket ring()
A、无垫环No backing ring = 1
B、垫环间距Backing ring spacing12mm = 0.975
C、垫环间距Backing ring spacing6mm = 0.95
D、以上都不对
提问人:网友lijunbao668
发布时间:2022-01-07
A、无垫环No backing ring = 1
B、垫环间距Backing ring spacing12mm = 0.975
C、垫环间距Backing ring spacing6mm = 0.95
D、以上都不对
A、摩阻系数只是雷诺数的函数The friction coefficient is simply a function of the Reynolds number
B、A式适用于雷诺数不很大的光滑区Formula A is applicable to smooth regions with small Reynolds number
C、B式适用于雷诺数大的阻力平方区。Formula B is applicable to the resistance square area with large Reynolds number
D、以上都不对
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