地震前卫星热红外图像的亮温异常与地球的排气作用有关。
The anomaly of increasing temperature which can show in thermal infrared images of satellite before earthquakes relates to the gases release from the crust.
塑胶体的凹入部边沿形具有排气孔,在灌胶作业时可起到排气作用。
Vents are formed on the edge of the depression of the plastic rubber body, which can play the ventilating function during the rubber injecting operation.
在中间压力腔上部设有浮动密封装置,因此涡旋顶部受排气压力与中间压力作用。
In the middle pressure chamber upside sets floating seal device, so vortex top and middle pressure by exhaust pressure role.
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