When the mesh surface rotation teeth to shell vent, under high pressure gas mixture in the oil and gas discharge.
当齿沟啮合面旋转至壳体排气口时，较高压力的油气混合气体排出机体。
This paper introduces the method of insulation pollution testing, including surface resistance device and Vent current testing device, with correct results.
本文介绍了绝缘子污染的测量方法，表面电阻测量装置和泄漏电流检测装置，并取得一些结果。
The explosion cracks the earth's surface and scatters ash and huge chunks of rock for many kilometers around the vent.
这样的爆炸把地表炸开以后，其火山灰和巨大石块可散落到火山口周围好几公里远的地方。
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