短語詞組短語vacuum submerged dredge pump 真空淹沒疏通泵;真空水下的泥泵;真空淹沒排汙泵submerged dredge pump 水下泥泵submerged cargo pump 潛水式液貨泵Submerged d pump 潛水泵submerged screw pump coupling 潛液式螺桿泵聯(lián)軸器連軸器submerged screw pump 潛液式螺桿泵;潛液式submerged canned pump 液下屏蔽泵;繙譯submerged sewage pump 潛水排汙泵submerged centrifugal pump 潛水離心泵 返回 submerged pump