英语词汇secondary standard substance的读音、翻译及短语词组释义-英汉双解词典

单词	secondary standard substance
释义	secondary standard substance【化】副基准物
随便看	external root sheath external salivary glands external schema external screw thread external seal external searching external secretion external selling department external sensation external sheath external short-term liabilities external signal external skeletal fixation external solvency external sorting external sovereignty external sphincterotomy external squint external standard external standard method external standard ratio EXTERNAL statement external stimulus external storage external strabismus

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