One of the attractions is that a campaign to iodize salt costs only 2 cents to 3 cents per person reached per year.
碘盐吸引人一个原因是每年每人只要花费2到3分钱就可以食用碘盐。
One of the attractions is that a campaign to iodize salt costs only 2 cents to 3 cents per person reached per year.
碘盐吸引人一个原因是每年每人只要花费2到3分钱就可以食用碘盐。
The paper reviews the development of transition metal - catalyzed reactions with hpervalent iodonium salts according to the types of the reactions.
根据不同型对过渡金属催化下有机高价碘盐在有机合
用研究进行总结。
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