短語(yǔ)詞組短語(yǔ)spiral blood pump 螺鏇血泵spiral screw pump 螺桿泵spiral centrifugal pump 螺鏇式離心泵spiral l pump 螺鏇軸泵spiral gear pump 螺齒輪泵cone spiral vane pump 錐形螺鏇葉片泵single spiral stem pump 單螺桿泵double spiral pump 雙螺鏇泵spiral -gear pump 斜齒齒輪泵 返回 spiral pump