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關注：1
2013-05-23 12:21
求翻譯：流體在系統中流動的摩擦阻力系數值取決于管內的流動狀態和管壁的粗糙度是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
流體在系統中流動的摩擦阻力系數值取決于管內的流動狀態和管壁的粗糙度
問題補充： |
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2013-05-23 12:21:38
The frictional resistance coefficient of fluid flow in the system depends on the flow state within the tube and the wall roughness
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2013-05-23 12:23:18
Fluid flow through the system of the friction factor value depends on the flow tube and tube wall roughness
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2013-05-23 12:24:58
Fluid the friction drag coefficient value which flows in the system is decided in the tube the flow regime and pipe wall roughness
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2013-05-23 12:26:38
Fluid flow in a system of friction coefficient value depends on the flow in a pipe and wall roughness
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2013-05-23 12:28:18
fluid flow through the system of the friction factor value depends on the flow tube and tube wall roughness;
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