短語詞組短語suction water head 吸力水柱suction n head float 浮動的吸水集水器suction collecting head 集水頭suction n head 吸升高度suction n head of pump 泵的吸升高度suction water head west bank 吸力水柱static suction head [機(jī)]靜吸引壓頭;吸出高度Suction head lift 吸程suction head of pump 泵吸入壓頭;泵的吸升高度 返回 suction head