preventative effect
英
美
- 预防作用
双语例句
- Vaccination has a preventive effect.
种了一次牛痘,起预防作用。 - In this paper, the authors studied systematically on preventive effect of mimosa tannin on hexavalent-chromium in leather.
系统地研究了荆树皮栲胶对皮革中六价铬的预防作用。
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