英语词汇“precursor chemicals”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	precursor chemicals
释义	precursor chemicals短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句易制毒化学品; 化学先质; 前体化学品 Laws and regulations on the control of such chemicals have gradually been perfected.不断健全管制易制毒化学品的法规和规章。
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