摘要: ITC ASIA 在必要的认证领域为您提供一系列优质服务。 随着时间的不断推移,更多企业走向国际化,而国际市场对产品的要求也越来越高,为了使企业更具竞争力,ITC把多年的认[阅读全文]
摘要:简介编辑VTEC系统全称是可变气门正时和升程电子控制系统,是本田的专有技术,它能随发动机转速、负荷、水温等运行参数的变化,而适当地调整配气正时和气门升程,使发动机在高、低速下均能达到最高效率。特点+在V[阅读全文]
摘要:简介VVT—i.系统是丰田公司的智能可变气门正时系统的英文缩写,最新款的丰田轿车的发动机已普遍安装了VVT—i系统。丰田的VVT—i系统可连续调节气门正时,但不能调节气门升程。原理它的工作原理是:当发动[阅读全文]
摘要: Fastmelt工艺是由Midrex开发的,是基于生产直接还原铁的Fastmet工艺。所有的原料都被磨成粉,制成球。在转底炉将球团干燥后,球团在15分钟内被金属化成[阅读全文]
摘要: ITmk3工艺是Midrex与日本神户公司联合开发的,被称为第三代炼铁法(Iron making Technology Mark Three) 。该工艺采用的是与F[阅读全文]
摘要: ROMELT工艺是以非焦煤为还原剂和燃料,以矿石和铁氧化物为原料,生产高炉品级生铁的铁溶熔融还原工艺。与COREX、HISMELT、AISI及DIOS等同属于用煤基[阅读全文]
摘要: Hismelt熔融还原炼铁技术是将含铁矿粉和煤直接喷吹到熔融还原炉(SRV),在高温条件下煤的碳素溶解在铁液中而且挥发分裂解为H2,铁水熔池条件下含铁原料中铁氧化物[阅读全文]
摘要:Atomic Resources is a Western Australian based mineral exploration company committed to exploring and[阅读全文]
摘要:Fitting can refer to:Any machine, component, piping or tubing part that can attach or connect two or[阅读全文]
摘要:A Rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination)[阅读全文]
摘要:赫兹理论以接触疲劳为主要失效形式,对点接触情况给出了一套完整的理论解,对线接触给出了部分理论解。早期人们侧重于寻找经验公式,有的公式已经为一些工程应用所采用。对于几何形体简单的接触问题,赫兹公式能方便的[阅读全文]
摘要:印度铝土矿资源比较丰富,铝土矿储量23.9亿吨,铝土矿储量居世界第五位。印度铝土矿属于风化残积型,分布十分广泛,主要集中于东海岸奥里萨邦和安得拉邦,矿带总面积2.5万平方公里,占印度全国铝土矿探明储量的[阅读全文]
摘要:Hindustan Copper Ltd. (HCL) is a Government-owned corporation in the Central Public Sector Enterprise[阅读全文]
摘要:What is TMT bar?Thermo-mechanically Treated (TMT) bars are a type of corrosion resistant steel reinfo[阅读全文]
摘要:The Tokyo Commodity Exchange (TOCOM) is a non-profit organization, and regulates trading of futures c[阅读全文]
摘要:Merafe Resources is listed on the JSE Limited. The Company has interests in ferrochrome in South Afri[阅读全文]
摘要:Nittetsu Mining Co., Ltd. (Nittetsu) is a Japanese mining company that deals in both metal and non-me[阅读全文]
摘要:Sumitomo Electric Industries (住友電気工業) is a major manufacturer of electric wire and optical fiber cab[阅读全文]