While flowing through a pipe, the fluid is subjected to the loss of head due to the friction of the inner surface of the pipe against it.
流体流经管道时,由于管道表面的摩擦力而产生力头损失。
While flowing through a pipe, the fluid is subjected to the loss of head due to the friction of the inner surface of the pipe against it.
流体流经管道时,由于管道表面的摩擦力而产生力头损失。
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