机械专业英语第一课.ppt

机械专业英语 1. PROJECT ONE Engineering Materials and Heat Treatment Task 1 Learn Engineering Materials Task 2 Heat Treatment of Metals Task 1 Learn Engineering Materials Words and phrases : ? lubricant [' lu:brik ? nt] n. 润滑剂? ceramics [ si' r? miks ] n. 陶瓷,陶瓷制品? polymer ['p?l?m? (r )] n. 聚合物? Composite ['k? mp ?z?t] a. 合成的,复合的; ? zinc [z ??k ] n. 锌? carbon ['kɑ :b?n ] n. 碳? chromium [' kr ?? mi ?m ] ? manganese ['m ?? ɡ? ni:z ] n. 锰? molybdenum [m??l? bd ?n?m ] ? tungsten ['t ?? st?n ] n. 钨? vanadium [v?? ne ? di?m ] ? Carbon steel 碳素钢? Tool steel 工具钢? Alloy steel 合金钢? Harden ['hɑ :dn ] ;淬火? Self-hardening steel 自硬钢? Bolt [b ?? lt ] n. 螺栓? Gear [ɡ?? (r )] n. 齿轮? bearing [? be ?r ?? ] ? shaft [?ɑ :ft ] ? stainless steel 不锈钢? heat-resistant steel 耐热钢? high-speed steel 高速钢? cast iron 铸铁? cast iron gear 铸铁轴承? white cast iron 白口铸铁? pig iron 生铁? scrap iron [ skr ?p ] 废铁? iron ore (stone) [? :(r )]铁矿石? steelmaking 炼钢? carbon equivalent [?? kw ?v?l? nt ] 碳当量? gray cast iron [ɡ re?] 灰铸铁? graphite flake [? gr? fa?t ] [ fle ?k ] 石墨片? nodular [?n? dj?l? ] ,粒状的? plastic deformation and fracture [' pl? st?k ] [? di:f ?: ? me ??n ] [' fr? kt ?? (r )] 形变和裂变? nodular cast iron 球墨铸铁? distinguishing [d? s't ?? gw ???? ] a. 有区别的,明显的,有特征的? feature [' fi:t ?? (r )] n. 特征,特色? malleable [?m? li? bl ] a. 有延展性的,可锻的? catalyst [?k?t?l? st ] ? coarse [k? :s ] a. 粗糙的? precaution [ pr??k?:?n ] n. 预警,警告? in terms of 依据,按照? equivalent [?? kw ?v?l? nt] a. 等量的,相当的? outstanding [a?t? st? nd ??] a. 突出的,显著的? titanium [t?? te? ni?m ] ? nickel [?n? kl ] ? aluminum alloys [?? lju:min ? m][ ’?l ??z]铝合金? high thermal conductivity [?θ? :m ?l]高热导性? strength-to-weight ratio [‘ re ????? ] 强重比? low density [' dens ?t?] 低密度? brass (copper-zinc alloys) [ brɑ :s ] 黄铜? built-up edge 切削卷边,切屑瘤? gray cast iron 巴氏合金? corr