“prepared chalk”的概念、定义、翻译、参考文献-科学参考

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单词	prepared chalk
释义	prepared chalk 研细白垩
随便看	sliding fork oil seal sliding form sliding formwork sliding fracture sliding friction sliding frictional force sliding-frictional resistance `sliding gate sliding gate sliding gate feed sliding gate system sliding gate (连铸中间包的) sliding ga(u)ge sliding gear sliding gear drive sliding gear emchanism sliding-gear transmission sliding-gear type gearing mechanism sliding-gear type transmission sliding grafting and fusion of ankle joint sliding growth sliding guidance sliding guide sliding head sliding head automatic type lathe