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关注:1
2013-05-23 12:21
求翻译:(3) benzene acetonitrile is poison, and a stench, serious environmental pollution; (4) phenylacetic acid in highly toxic cyanide free, unfavorable for pharmaceuticals raw materials, spices; (5) high production cost. Therefore, cyanide method should replace by a new synthetic method.是什么意思? 待解决
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- 离问题结束还有
(3) benzene acetonitrile is poison, and a stench, serious environmental pollution; (4) phenylacetic acid in highly toxic cyanide free, unfavorable for pharmaceuticals raw materials, spices; (5) high production cost. Therefore, cyanide method should replace by a new synthetic method.
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