pipe blow-through
常见例句
- Inside the converter oxygen is blow on to the surface of the charge through a water-cool pipe, call a lance.
通过一根叫作氧枪的水冷管子将氧气吹入炉内的原料表面。 - The internal structure of the utility model applies the principle of the suction effect to make the foul gas discharged from the outlet of the blow-off port through the main pipe.
其内部结构运用空吸作用的原理，使污气从排污口出口经主管由支管排出。
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