About Wang Hongna
About 河南科技大学材料科学与工程学院
About Yan Yanfu
About 河南科技大学材料科学与工程学院
About Ma Shitao
About 河南科技大学材料科学与工程学院
About Qi Xuefeng
About 洛陽磊佳机械有限公司
About Liu Shuying
About 河南科技大学材料科学与工程学院
About Hanjie Xuebao
About hardness
About brazing joint
About shear strength
About tensile strength
About intermetallic compound
About rare earth element
About phase boundary
About solder
About alloy
About 転位運動
About Brazing
About はんだ
About 硬度
About TC4
About 引張強さ
About 希土類元素
About 研究