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

单词	duplex check valve
释义	duplex check valve 双止回阀
随便看	unit element error rate unit element of group unit element of ring unit elements of a projective coordinate system unitelligible unitelligible crosstalk unit elongation unitels unitely unitement unit emergency power-off unitemised unitemized uni temper mill uni-temper mill unitemporal model Unite Nation Industrial Development Organization unit energy consumption uniteness unit engineering unitensen unite nsen aqueous unit equipment unit equipment record uniter 峰前千涧玉潺潺，落日层层树里山。峰回路转，云舒霞卷，了非人世峰回路转，柳暗花明峰多巧障日，江远欲浮天。峰峥嵘以路绝，挂星辰于岩㟼。峰峦峰峦叠嶂，气势磅礴峰斜连鸟翅，潮满应鸡声。峰衔新月黄，云拥山容变。峻极之山，非一石所成；凌云之榭，非一木所构しんぺんしんぺんしんぺん【新編】しんぺん【神変】ヨブヨブヨブコヨブコドリヨブンヨブン