在试验的基础上建立了锥形三通抽气量与辅助管管径的数学模式，与孔板三通比较，锥形三通具有抽气效率高、动力消耗低等优点。
Based on the experiment, a mathematical model between the quantity of air drawing and the diameter of auxiliary pipe for the tapered t branch has been established.
对于短时间内的剧烈放气过程，是根据放气后的抽气试验数据拟合出抽气曲线，以此反算放气量的大小。
For an acute outgassing course in a short time, a fitting curve is obtained according to the pumping data after outgassing, so the outgassing amount is obtained from the curve.
以压缩空气为动力的气体引射器，它是用在无底阀水泵上的抽气引水设备，具有结构简单、加工制做容易、耗气量小、效率高等特点。
The air-jet exhauster is a compressed air-operated device for pump priming, provided that the pump has no foot valve. Water is induced into the pump by vacuum created by the exhauster.
用途：常用于要求抽气时间短和排气量大的场合。
AppIications: Mostly used where short pumping time and large throughput are required.
用途：常用于要求抽气时间短和排气量大的场合。
AppIications: Mostly used where short pumping time and large throughput are required.
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