toughened

• Study on phenolic resin composite toughened by thermoplastic resin
  热塑性树脂增韧酚醛树脂基复合材料研究
• Study on strengthening - toughening coupling mechanisms of magnesium alloys
  镁合金强韧化复合机制与方法的探索
• Preparing process on toughening and strengthening cyanate ester with nano - sio
  2增韧增强氰酸酯制备工艺的研究
• A review of toughening mechanics models in r ubber - toughened epoxy resins
  橡胶增韧环氧树脂的增韧力学模型综述
• Study on nano - sio2 reinforcing and toughening polyvinyl chloride composites
  2增强增韧聚氯乙烯复合材料的研究
• The law needs toughening ( up )
  需要加强法制的威力
• Development of study on toughening - modified pvc through nano - technologies
  纳米技术增韧改性聚氯乙烯的研究进展
• The company leader said that army life would toughen the recruits up
  连长说军队生活可以使新兵锻炼得更坚强。
• Specification for thermally toughened glass panels for use in domestic appliances
  家用电器用热韧化玻璃板规范