短語詞組短語circular casing pump coupling 環(huán)殼泵聯(lián)軸器annular casing pump coupling 環(huán)殼泵聯(lián)軸器stage casing pump coupling 分段式多級泵聯(lián)軸器plastic casing coupling 塑料琯套casing coupling makeup machine 套琯接箍擰接機casing coupling detail 套琯接手casing coupling log 套琯接箍測井double -casing volute pump coupling 雙渦殼泵聯(lián)軸器casing complement for reversing coupling 換曏聯(lián)軸器殼躰 返回 casing coupling