This article introduces the major technical performance and application about B lightened jacks of YCW series, new OVM anchorage, epoxy-coated PC strand and High anti-corrosion and compression dispersive rock-anchor cable.

• 介绍了YCW系列B型轻量化千斤顶、OVM新型锚具、环氧喷涂钢绞线和高防腐压力分散型锚索的主要技术性能及其工程应用。