... ground level swing control;平地回转控制 ground level valve;平地阀 ground level warning horn switch;平地机警告喇叭开关 ...
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ground level control valve 平地控制阀
flush-ground level tank valve 罐底排污阀
ground level valve
地面液位阀
以上为机器翻译结果,长、整句建议使用 人工翻译 。
A cementing method of separable setting and variable density is used, with two level controls of safety valve on the ground and downhole;
采用双凝固井、变密度固井方式,均采用地面和地下两级安全阀控制;
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