列举了工厂技术改造实例，详细说明了用波纹管技术可有效解决压缩机组管路法兰泄漏问题。
Examples of technical improvement are listed. Pipeline flange leakage of compressor unit can be effectively solved by bellows technology is described in detail.
重力自流管路因其无能量消耗，已在许多工厂中获得广泛应用。
Gravitational flow pipeline is widely used in many petrochemical works, since it doesn't need any power.
用这种真空绝热保温管路将深层冷海水引入各种建筑和工厂中作为冷源使用。
By using the vacuum thermal insulating pipeline, cold deep seawater is introduced into various buildings and factories to be used as a cold source.
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