Examples of technical improvement are listed. Pipeline flange leakage of compressor unit can be effectively solved by bellows technology is described in detail.

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。

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Since the even pipeline character curve shows that the pipeline design and installation is correct, we should study the operation energy saving technology measure from the compressor itself.

由于管网特性曲线平坦，说明管网设计安装合理，应从压缩机本身研究其运行节能的技术措施。

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Described are advantages of motor-driven pipeline booster compressor over gas turbine-driven pipeline booster compressor in environmental protection and economy.

论述电动机驱动管道增压压缩机比燃气轮机驱动具有环保和经济两方面优势，是一种发展趋势；

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Compressor stations are needed at intervals along a pipeline to pressurize the gas and keep it moving.

WSJ: NY town of 9/11 workers wages gas pipeline fight