pipe diameter

• 管径

pipe diameter的用法和样例：

例句

1. The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed.
   文中还分析了在摩擦阻力系数一定的情况下，流量与管径的制约关系。
2. Diameter of the suction and evaporating pipes should be decided by oil circulation and reconfirmation of gas speed.
   吸气管及蒸发器管径，应考虑回油并再次确认流速后确定。