常見例句雙語例句The motion of mud pump valve is analyzed.對鉆井泵閥閥盤運動特性進(jìn)行了計算分析。The utility model relates to a pump valve of a well drilling mud pump.本實用新型涉及鉆井泥漿泵的泵閥。ip.comThe contact mechanical sealing between the valve plate and the valve seat in high pressure particle mud valve can seal the high pressure fluid in the pipe effectively.高壓粒子泥漿閥的閥板與閥座采用接觸式機械密封,能有效密封管路中的高壓流體; 返回 mud valve