gas purge

基本解释

For sensitive materials, Alliance can supply a gas-assist system with a secondary water injection, followed by a gas purge.
对于敏感材料，他们公司提供带有水辅功能的气辅系统。
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Mr. Horowitz said he could not confirm that report, but noted that a gas purge last June at a food-processing plant in Garner, N.C., killed four people and injured 67 others.
赫里维斯特先生表示他还没有确认报告，但提醒大家值得注意的是去年六月份在N·C谷仓发生过一起类似的管道爆炸事故，其中四人死亡，67人受伤。
Alliance Gas Systems says its WIT systems include a pressurized gas purge.
Alliance气体系统公司说他们的水辅注射系统带有气压排水机构。
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