Pipe-in-Pipe » 喉管在管 Become the pronoun of not because of his remarkable how clever,but that he is how diligent » 正在翻译，请等待..
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喉管在管
The pipe is in operation
以上为机器翻译结果，长、整句建议使用 人工翻译 。
文丘里管一种带有收敛喉管的短管，用于确定液体的压力和流速，通过在液体流经该管时测量出喉管处产生的有差别的压力来实现。
A short tube with a constricted throat used to determine fluid pressures and velocities by measurement of differential pressures generated at the throat as a fluid traverses the tube.
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