purity

• Chinese people regard lotus as an emblem of purity
  中国人把莲花看作是纯洁的象征。
• Development and application of high purity chlorine
  高纯氯生产技术的推广应用及发展
• Test method for freezing points of high - purity hydrocarbons
  高纯度烃的冰点测试方法
• Preparation of high - purity silica from silicofluoric acid
  由氟硅酸制取高纯二氧化硅
• Test method for purity of trichlorotrifluoroethane
  三氯硝基甲烷纯度测试方法
• Pay no attention to him . he ' s jealous of your purity
  别理他,他嫉妒你的纯洁
• The creation of beauty and purity is a spiritual act
  美丽和纯洁的创造是一个精神行为
• Standard test method for purity of aldehydes and ketones
  醛类和酮类纯度的标准测试方法
• Experience on keeping purity of parent silkworm eggs
  加强原蚕种防混保纯工作的几点体会
• Production and application of high purity hydrogen peroxide
  高纯电解锰生产工艺设计探讨