... pipeline valve actuator 管道阀驱动器 Valve and pipeline 气阀与管线 valve for pipeline 管道阀门 ...
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The relief valve and the pipeline are both important components of the hydraulic system, and that system including of relief valve and pipeline and constant pump is the basic loop of it.
溢流阀和管道都是液压系统的重要元件，而溢流阀、管道和定量泵组成的系统又是液压系统的基本回路。
Both the valve and both ends of connecting pipeline must be supported.
阀门及其与管道连接的两个端口都必须得到支撑。
Operation knowledge and maintenance experience of pipeline safety valve.
具备管道安全阀使用知识和维护经验者。
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