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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The paper reflected reasonable selection and design of collection gas pipeline in system of gas purge.

说明在废气净化系统中集气管道的合理选择和设计对改善生产车间内空气环境是非常重要的.

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For sensitive materials , Alliance can supply a gas - assist system with a secondary water injection 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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