About Zhang Jing
About 河南大学化学化工学院,河南開封,475004
About Niu Chen
About 河南大学附属中学,河南開封,475001
About Han Qiuxia
About 河南大学化学化工学院,河南開封,475004
About Li Mingxue
About 河南大学化学化工学院,河南開封,475004
About Huaxue Jiaoxue
About oxygen
About catalyst
About catalytic oxidation
About teaching material
About syringe
About hard
About copper
About glass pipe
About aliphatic aldehyde
About aliphatic alcohol
About Oxidation,reduction
About Acetaldehyde
About Ethanol
About エタノール
About 触媒酸化
About 実験