Wrap them right: Protect your ornaments before boxing them by wrapping them individually in acid-free tissue paper or 100 percent cotton cloth.
正确的包裹饰品：用防酸的绵纸或100％纯棉的布料单独包裹每件饰品，可防止饰品互相磕碰。
Free amino acid spectrum of blood serum, esophageal tissue and esophageal cancer tissue were analyzed with Automatic amino acid Analyzer in 22 patients with esophageal carcinoma.
应用氨基酸自动分析仪，对22例食管癌病人血清，正常食管组织和食管癌组织游离氨基酸含量分析。
The tumor tissue localization of the folate-targeted polymer could be attenuated by prior i. v. injection of free folic acid.
在静脉注射前事先给予动物游离的叶酸，将降低癌组织内的叶酸靶向聚合物。
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