英语词汇“dual ball check valve”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	dual ball check valve
释义	dual ball check valve [化] 双球止逆阀
随便看	critical velocity of superflow critical vertex critical vibration critical viewing distance critical viscous damping critical viscous damping coefficient critical vlaue critical void ratio critical voltage critical voltage difference critical volume critical volume fraction critical volume theory critical volumn critical vulnerability critical water content critical water point critical water saturation critical wave critical wavelength critical wave length critical wave number critical weight critical weighting critical well depth 退藏于密。退避三舍退食自公，委蛇委蛇退，必有反虑送上门的买卖好做送上高竿，掇了梯儿闲看送丧的反葬入土里去送亲的路短，还乡的路长送人千里，也有一别送人送到家，帮人帮到底 05433 05434 05435 05436 05437 05438 05439 05440 05441 05442