词汇“placer”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	placer
释义	placerplacer[ˈpleisə]n.1.■【矿】(含金、铂等的)砂矿, 砂积矿床a beach placer海滨砂矿bench placer阶地砂矿placer gold砂金placer mining砂矿开采
随便看	acetylnaphthylamine acetyl number acetyl oxide acetyloxide acetyloxyphenol acetylperoxide acetylphenol acetylphenylhydrazine acetylphenyl salicylate acetylphosphatase acetyl phosphate acetylphosphate acetyl pseudo-ionone acetylpyrazine acetylpyridine acetyl-pyrrole acetyl ricinoleate acetyl-salicylaldehyde acetylsalicylate acetylsalol acetyl salol (=acetyphenyl salicylate) acetyl saponification value acetyl scarlet acetylspiramycin acetylsulfanilamide

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