英文字典中文字典Word104.com



中文字典辭典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z   


安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








  • Steel - Wikipedia
    Steel is an alloy of iron and carbon that demonstrates improved mechanical properties compared to the pure form of iron Due to its high elastic modulus, yield strength, fracture strength and low raw material cost, steel is one of the most commonly manufactured materials in the world
  • Steel | Composition, Properties, Types, Grades, Facts | Britannica
    Steel, alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron) By far the most widely used material for building the world’s infrastructure and industries, it is used to fabricate everything from sewing needles to oil tankers
  • TYPES OF STEEL STEEL GRADES CHART - Service Steel
    Do you have the best type of steel for your project? Use our chart to help learn more about the various steel grades, their applications, ASTM standards
  • MetalsDepot® - Buy Steel Sheet Online - Any Quantity, Any Size!
    Shop for steel sheet at America's Metal Superstore Largest selection of Hot Rolled Steel Sheet, Cold Rolled Steel Sheet, Galvanized Steel Sheet at wholesale prices Any Quantity, Any Size, Delivered Anywhere!
  • Steel: Definition, Composition, Types, Properties, and Applications
    Steel is a metallic alloy of iron and carbon used in a wide variety of applications Learn more about it here
  • What is steel? - worldsteel. org
    Steel is the world's most important engineering and construction material It is used in every aspect of our lives; in cars and construction products, refrigerators and washing machines, cargo ships and surgical scalpels It can be recycled over and over again without loss of property
  • Where Does Steel Come From and How Is It Made? - ScienceInsights
    Steel starts as iron ore in the ground Here’s how it gets transformed into one of the world’s most useful materials, and what that process costs the planet
  • What is Steel? | Metallurgy for Dummies
    According to European standard EN 10 020, steel is a material which contains by weight more iron than any other single element, having a carbon content generally less than 2% and containing other elements (Figure 1)


















中文字典-英文字典  2005-2009

|中文姓名英譯,姓名翻譯 |简体中文英文字典