英语词汇“preparatory work”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	preparatory work
释义	preparatory work freq. 24 dict. 12 cmpt. 1 un.准备工作 [网络]筹备工作；这么多准备工作；前期工作
随便看	gyration shaft gyration surface gyration tensor gyration time gyration vector gyraton gyrator gyrator element gyrator filter gyratories gyrators gyratory gyratory ball-mill gyratory ball mill gyratory break gyratory breaker gyratory centrifuge gyratory compactor gyratory cone breaker gyratory cone crusher gyratory-crusher gyratory crusher gyratory crusher for primary crushing application gyratory crusher (rotary crusher) Gyratory Crushers

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