“amount of substance”的概念、定义、翻译、参考文献-科学参考

单词	amount of substance
释义	amount of substance [ǝ`mau̇nt ǝv `sǝb·stǝns] ^CHEMISTRY A measure of the number of elementary entities present in a substance or system; usually measured in moles.
随便看	tangent offset tangent plane tangent point tangent screw tangent space tangent surface tangent vector tangent welding tangerine tangerine oil tangling tangoreceptor tanh tank tankage tank balloon tank barge tank battery tank bottom tank car tank circuit tank ditch tank dozer tanker tank farm

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