Selection of materials. The bridge designer can select from a number of modern high-strength materials, including concrete, steel, and a wide variety of corrosion-resistant alloy steels.
桥梁设计者能选用大量的现代高强材料，包括混泥土，钢筋，和多种耐腐蚀的合金。
Amorphous materials have high strength and good properties of electromagnetism and corrosion-resistant.
非晶材料则具有很高的强度，良好的电磁特性和耐腐蚀特性。
The wear resistant is comprehensive embodiment of strength (hardness) and plasticity of materials.
耐磨性是材料强度（硬度）与塑性的综合体现。
Scraper with double-sided knife with high-strength wear-resistant materials, board, according to the different soil hardness, the control point of the blade buried.
刮板带双面用高强度耐磨材料刀板，可根据土壤硬度的不同，控制铲刀入土角度。
Scraper with double-sided knife with high-strength wear-resistant materials, board, according to the different soil hardness, the control point of the blade buried.
刮板带双面用高强度耐磨材料刀板，可根据土壤硬度的不同，控制铲刀入土角度。
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