英语词汇“gas reference materials”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	gas reference materials
释义	gas reference materials 基本例句气体标准物质 The two gaseous Reference Materials, Carbon dioxide in nitrogen and methane in air, belong to standard mixed gases.氮中二氧化碳和空气中甲烷气体标准物质属于标准混合气。
随便看	metalo-encased brick metal of socialism Metal of the seam metalogenesis metalogeny metalogic meta-logic metalogical metalogically metalogical rule metalogician metalogicians metalogic of predicates metalogics metalograph laboratory metalog system metalogue metal oilcan metal oil diffusion pump metal oil filter metal oil tank metaloimmunoassay metalol metalol hydrochloride metaloma