经xrd,SEM，密度测试等结果表明：在自蔓延法合成出的物相为单一的钙钛矿型结构。
The results of XRD, SEM and the density test show that the structure of the product prepared by SHS is pure perovskite.
自中国颁布《专利法》以来的25年间，中国基本上一直在试图平息西方国家对侵犯知识产权行为四处蔓延的不满。
China's patent law evolved over the past 25 years largely from efforts to quiet Western nations' complaints about rampant theft of intellectual property.
自中国颁布《专利法》以来的25年间，中国基本上一直在试图平息西方国家对侵犯知识产权行为四处蔓延的不满。
China's patent law evolved over the past 25 years largely from efforts to quiet Western nations' complaints about rampant theft of intellectual property.
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