而环氧粉末涂料的固化反应只有环氧树脂与固化剂 - 双氰胺的交联反应.The cross - linkedstructure of epoxy and phenolic resins increased because of the crosslinking between the two resins.研究了酸度对苯胺与双氰胺加成反应生成苯基双胍的影响.The effect of acidity on synthesis of phen...
这首诗是对她许多著作的核心主题的概括。The poem encapsulates many of the central themes of her writing.数学材料是夹在天文著作的篇章里讲述的.The mathematical material is presented in chapters of work on astronomy.他曾尝试注释荷马著作的一段文字.He had tried to construe a pas...
Haifa Underground Funicular Railway: Haifa . opened 1959.海法地下电缆铁路: 海法;1959年开放.We enjoyed scenery and greeted with other classmates when we on the funicular.在缆车上,我们欣赏了风景并和其他的同学打招呼....