单词	drainage elbow
释义	drainage elbow 弯管
随便看	fine legs fineless Fine,let me put my john hancock on the contract Fine,let me put my John Hancock on the contract fine leveling fine limestone powder fine limit fine limit work fine-limit work fine line fine-line fineline compass attachment fine line definition fine line depth recorder fine-lined lucina fine line emulsion fine line geometry fine line graver fine line grid fine-line grid fine line integrated circuit fine-line interference fineline lead fineline leadholder fine line lithography