短語詞組短語circulating pump valve 循環(huán)水泵閥reverse circulating valve 逆循環(huán)閥;逆輪廻閥circulating -ater valve 輪廻水閥circulating water return valve 循環(huán)水廻流閥HYDRAULIC CIRCULATING VALVE 液壓循環(huán)閥heating circulating valve 加熱循環(huán)閥circulating water outlet valve 循環(huán)水出口閥APR type circulating valve 環(huán)空壓控循環(huán)閥 返回 circulating valve