This paper introduces a kind of new method of cool rolling, shock and rolling, for making rounds of high strength bolts. Its working principle and test results are described.
介绍了一种用于高强度螺栓圆角冷滚压的新方法——冲击滚压，简述了它的工作原理及试验结果分析。
This article intorduces briefly a new kind of composite which has a lot of advantages such as wear-resistance, thermal isolation, corrosion resistance, high strength, and light weight, etc.
新型复合材料具备耐磨损、隔温、防腐蚀、强度高、重量轻等多种优点，是现代交通工具上应用的理想材料。
This resin is a kind of perfect adhesive which has high adhesive strength and good thermal resistance, can resist corrosion from all organic solvents and can resist acid and alkali.
该树脂是一种粘结强度高、耐热性好、能抵抗所有有机溶剂的腐蚀、能耐酸碱的理想粘结剂。
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