pilot system relief valve
... pilot system pump；先导系统油泵 pilot system relief valve；先导系统安全阀 pilot system return hose；先导系统回油软管 ...
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pilot system relief valve
先导系统安全阀
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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A pressure relief valve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.
进口持压泄压阀由主阀、泄压/持压导阀针阀、 、 球阀、微形过滤器和压力表组成水力控制接管系统。
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