Seismic resistance

In the paper, the development of tungsten wire process industry is described, the characteristic and classify of shock resistance tungsten wire are introduced, the exploratory work, supply and demand state and developing trend of it are also analysed.

介绍了耐震钨丝的特性及其分类,分析了耐震钨丝的探索过程和现阶段的供求状况,展望了耐震钨丝的发展趋势。

Introduction of Japanese bridge aseismatic design method;

日本桥梁耐震设计方法简介