以下为句子列表:
英文: Abstract: Benzotriazole is a good corrosion preventive compound that can reacts with aldehyde and alcohol.The addition reaction is used to synthesize eight alkoxyalkyl benzotriazoles by benzotriazole,propionaldehyde and methanol,ethanol,propanol,iso-propy 中文: 文摘:利用苯骈三氮唑、丙醛分别和甲醇、乙醇、丙醇-1、丙醇-2、丁醇-1、丁醇-2、2-甲基丙醇-1、2-甲基丁醇-2反应合成了八种烷氧基烷基苯骈三氮唑,通过元素分析、IR、1HNMR对上述化合物的结构进行了测定,并讨论了这类加成反应的历程。 更详细...
英文: Assembling the partial fluorine ethylene plastics possesses the mechanical strength height , and the corrosion preventive capability is good , and are one of international upward wider engineering plastics of application . 中文: 聚偏氟乙烯塑料具有机械强度高,耐腐蚀性能好,是国际上应用较广的工程塑料之一。 更详细...
英文: Hexavalent chromium in corrosion preventive coatings of unpainted metal sheetings and fasteners used for corrosion protection and Electromagnetic Interference Shielding in equipment falling under category three of Directive 2002/96/EC (IT and telecommunic 中文: 用于防腐或屏蔽电磁干扰,涂在特定仪器设备中(欧盟指令2002/96/EC条款3规定为IT和电信设备)的金属片或金属扣件上防腐涂层中的六价铬。 更详细...
|