上游充通大学 材料科学与工程学院 School of Materials Science and Engineering.SJTU 1920 200 > 鸟巢”总重达42万吨的钢结构,全部要通过焊接完成。 >二氧化碳气体保护焊,电流200A左右。 > 板材最厚达到110mm,预热时间长,预热温度要达到 150C。 1日日日 工程学导论-李军(材料8楼03)
1896 1920 1987 2006 工程学导论-李军(材料B楼308) 鸟巢”总重达4.2万吨的钢结构,全部要通过焊接完成。 二氧化碳气体保护焊,电流200A左右。 板材最厚达到110mm,预热时间长,预热温度要达到 150℃
上游充通大学 材料科学与工程学院 School of Materials Science and Engineering.SJTU 1920 200 EURO CENT EURO CENT 2 euro coin is termed "bimetallic"-it consists of an outer ring and an inner disk.For the outer ring,a 75Cu-25Ni alloy is used, which has a silver color.The inner disk is composed of a three- layer structure-high-purity nickel that is clad on both sides with a nickel brass alloy (75Cu-20Zn-5Ni);this alloy has a gold color. 工程学导论-李军(材料8楼08)
1896 1920 1987 2006 工程学导论-李军(材料B楼308) 2 euro coin is termed “bimetallic”—it consists of an outer ring and an inner disk. For the outer ring, a 75Cu–25Ni alloy is used, which has a silver color. The inner disk is composed of a threelayer structure—high-purity nickel that is clad on both sides with a nickel brass alloy (75Cu–20Zn–5Ni); this alloy has a gold color
上游充通大学 材料科学与工程学院 School of Materials Science and Engineering.SJTU 1920 200 What is MateriaR Material is anything made of matter,constituted of one or more substances.Sometimes the term "material"is used more narrowly to refer to substances or components with certain physical properties that are used as inputs to production or manufacturing. -http://en.wikipedia.org/wiki/Material ©材料是人类用于制造物品、 器件、构件、机器或其他产品的那些物质。 一冯端等.《材料科学导论》.北京:化工出版社,2002. ©材料:原料:可供制成成品的东西 辞海 工程学导论-李军(材料8楼03)
1896 1920 1987 2006 工程学导论-李军(材料B楼308) What is Material? Material is anything made of matter, constituted of one or more substances. Sometimes the term “material” is used more narrowly to refer to substances or components with certain physical properties that are used as inputs to production or manufacturing. — http://en.wikipedia.org/wiki/Material 材料是人类用于制造物品、器件、构件、机器或其他产品的那些物质。 —冯端等.《材料科学导论》. 北京:化工出版社, 2002. 材料:原料;可供制成成品的东西 —辞海
上游充通大学 材料科学与工程学院 School of Materials Science and Engineering.SITU THCE 1920 200 Significance of Materials ■材料是人类赖以生存和发展的物质基础。 Material is the basis of human civilization and social development. 20世纪70年代人们把信息、材料和能源誉为当代文明的三大支柱。 Information,Material and Energy are three mainstays in modern civilization since 1970. 80年代以高技术群为代表的新技术革命把新材料、信息技术和生物技 术并列为新技术革命的重要标志。 With information technology and biotechnology,new material is listed as the marks of the New Technological Revolution. 工程学导论-李军(材料8楼03)
1896 1920 1987 2006 工程学导论-李军(材料B楼308) 材料是人类赖以生存和发展的物质基础。 Material is the basis of human civilization and social development. 20世纪70年代人们把信息、材料和能源誉为当代文明的三大支柱。 Information, Material and Energy are three mainstays in modern civilization since 1970. 80年代以高技术群为代表的新技术革命把新材料、信息技术和生物技 术并列为新技术革命的重要标志。 With information technology and biotechnology, new material is listed as the marks of the New Technological Revolution. Significance of Materials
材料与文明 石器时代 青铜器时代 铁器时代 电子材料时代 中国 中东 欧美 唐三彩骆驼 石继 商代司母戊鼎 高温合金柱晶组织 人面鱼致陶盆 沧刚铁狮子 1005的移A 冯端,师昌绪,刘治国,材料科学导论,北京:化学工业出版社,2002年。 工程学导论-李军(材料8楼03)
1896 1920 1987 2006 工程学导论-李军(材料B楼308) 冯端,师昌绪,刘治国,材料科学导论,北京:化学工业出版社,2002年