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关注：1
2013-05-23 12:21
求翻译：含铬和砷的防腐剂的用量越来越少，不含金属的新型防腐剂的开发非常重要是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
含铬和砷的防腐剂的用量越来越少，不含金属的新型防腐剂的开发非常重要
问题补充： |
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2013-05-23 12:21:38
Chromium and arsenic less and less the amount of preservative, preservative-free development of a new type of metal is very important
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2013-05-23 12:23:18
Chromium and arsenic preservative consumption is on the decline, and the new-type preservatives do not contain metals development is very important
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2013-05-23 12:24:58
Chromic and the arsenic antiseptic amount used are more and more few, does not contain the metal new antiseptic development to be extremely important
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2013-05-23 12:26:38
Less and less amount of preservatives containing chromium and arsenic, not of metal-importance of the development of new type preservative
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2013-05-23 12:28:18
Consumption of the preservative which includes chromium and arsenic is fewer and fewer, it is very important not to include the development of metal new preservative
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