英语词汇“two pipe direct downfeed system”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	two pipe direct downfeed system
释义	two pipe direct downfeed system 下给式双管热水供暖系统
随便看	hand pollination hand portable riveter handpost handposts hand pot hand potato cutter hand pouring pot hand powder bulb hand power hand power crane hand-powered hand powered capstan hand-powered capstan hand powered cutter hand-powered cutter hand-powered emergency transmitter hand-powered knapsack sprayer hand power press hand power screw press hand-power screw press hand power screw punching press hand-power screw punching press hand-power service lift hand-power steering gear hand power steering gear 泥泦泧注泩泪泫泬泮泯 seat knock seatknock secession second second second house secondhouse second life secondlife second opinion