Your compressing it really fast, all right, so you're changing the pressure.
你把它压缩的非常快,好的,那么你改变了压力。
Before implantation, the flexible double-disc patch is pulled into a catheter, collapsing and compressing it lengthwise.
在植入前,可弯曲的双片补片被拉入导管。
Hydrogen is lighter than air, but compressing it, storing it in tanks and adding all the necessary equipment starts to tip the scales towards heavy again.
氢气比空气轻,但是将它经压缩存储在燃料箱中并添加所有必需设备后飞机又变重了。
You're taking the air inside of the pump and you're compressing it. You're doing it so fast that there's not enough time for heat to come out of the gas that's inside the pump towards the walls of the pump.
你把空气吸进气筒里并且压缩它,你的动作很快以至于,没有足够的时间让热量,从气筒里面跑出来,传递到气筒壁上。
Your compressing it really fast, all right, so you're changing the pressure.
你把它压缩的非常快,好的,那么你改变了压力。
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