使用减压调整器或单个的控制阀来安全地从钢瓶中排出气体。采用止回阀，防止回流入钢瓶。
Use a pressure reducing regulator or separate control valve to safely discharge gas from cylinders. Use a check valve to prevent reverse flow into the cylinder.
本发明提供一种用来将汽化的焊剂从回流焊接炉的气体中过滤出来的方法和焊剂管理系统。
Flux management systems and methods are provided for filtering vaporized flux from the gas of a reflow soldering oven.
本文以某气体分馏装置为例，通过严格的流程模拟，分析了产品质量、回流比和塔压等操作参数对总经济效益的影响。
A case study of gas separation system is given to illustrate the effects of product quality, reflux ratio and tower pressure to total economic benefit through flow simulation.
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