常見(jiàn)例句A correctly matched air-fuel ratia must be available at all tims, and under all conditions.This is satisfactorily achieved by electronic fuel injection. 正確匹配的空燃比必須在所有工況下一直可用，電控燃油噴射可以圓滿實(shí)現(xiàn)它。The Renovation and Operation of One Chain Grate Stoker Boiler to Lower Circulating Ratia Circulation Fluidized Bed Boiler 鏈條爐排鍋爐改造爲(wèi)低倍率循環(huán)流化牀鍋爐及其運(yùn)行Avitellina ratia 拉廷無(wú)卵黃腺絛蟲(chóng) 返回 Ratia