dimethyl formamide造句

• The acute dimethyl formamide poisoning accident caused by garment making
  制衣过程引起的急性二甲基甲酰胺中毒事故
• Workplace air - determination of dimethyl formamide - gas chromatographic method
  车间空气中二甲基甲酰胺的气相色谱测定方法
• Investigation of the occupational hazards of dimethyl formamide in kunshan city of jiangsu province
  江苏省昆山市二甲基甲酰胺职业危害调查
• Survey on the working condition with dimethyl formamide exposure in artificial leather - producing factories
  仿皮制衣厂二甲基甲酰胺作业环境调查
• Effective evaluation of measures against occupational dimethyl formamide hazards in a pu - leather plant
  革企业二甲基甲酰胺职业危害治理措施效果评价
• Protective function of n - acetylcysteine on acute liver injuries induced by dimethyl formamide
  乙酰半胱氨酸对二甲基甲酰胺所致急性肝损伤的保护作用
• Discussion on prophylactic measures of occupational dimethyl formamide hazard in imitation - leather industry
  仿皮行业二甲基甲酰胺职业危害预防措施探讨
• Testing of textiles ; quantitative analysis of binary mixtures , acrylic , modacrylic and certain polyvinyl chloride fibres with other fibres , dimethyl formamide method
  纺织品的检验.丙烯酸纤维改良丙烯酸纤维及某些聚氯
• Meso - tetra ( 4 - acyloxyphenyl ) pophyrin was prepared by usual procedure from acyl chloride and meso - tetra ( 4 - hydroxyphenyl ) porphyrin in benzene and obtained in 86 . 4 % yield . treatment of the free base with zinc chloride in dimethyl formamide ( dmf ) - dichloromethane ( ch2cl2 ) yielded corresponding zinc porphyrin complex . the spectral data ( uv - visjr / h - nmr ) and elemental analysis are in agreement with the assigned structures
  在合成工作基础上，采用紫外可见光谱( uv - vis ) 、红外光声光谱( ftir - pas ) 、核磁共振氢谱( ~ 1hnmr ) 、元素分析、摩尔电导等手段研究了卟啉及金属卟啉材料的组成及结构。
• The ratio of tetraethyloxysilane ( teos ) : ethanol : distilled water is 1 : 3 : 4 . n - n " dimethyl formamide ( dmf ) was used as solvent and drying control chemical additive ( dcca ) in a proportion of 0 . 3 dmf / ethanol volume ratio . drops of hf / hc1 mixture acid was added to promote hydrolysis ( ph = 2 )
  溶剂的选择对基质凝胶孔的形状基本没有影响，但对其孔径分布有较大影响:在hf / hci混合酸催化情况下， dmf溶剂的样品孔径最小， dmf /乙醇混合溶剂的其次，乙醇溶剂的样品孔径最大。