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研发这种救命药需要花数以亿计的费用以及大比例失败的风险,如果没有专利保护,那就没人研发救命药了。印度和非洲国家穷,买不起救命药,所以国际上允许他们免专利费自用。中国已经是世界老二了,还出不起专利费吗?

iamflying (叶和花)
(#12178400@0)
6-29 -04:00
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