夹具和连接器 meaning in Chinese

anchorage griand coupler for prestressing tendons

Anchorage , grip and coupler for prestressing tendons
预应力筋用锚具夹具和连接器
Technical specification for application of anchorage , grip and coupler for prestressing tendons
预应力筋用锚具夹具和连接器应用技术规程
Technical specification for application of anchor , pincerand and bonder used for prestressing steel bar
预应力筋用锚具夹具和连接器应用技术规程