EN14399-4:2005 High-strength structural bolting assemblies for preloading-Part 4: System HV-Hexagon bolt and nut assemblies.
预载荷高强度结构螺栓连接副-第4部分：HV系统-连接副的螺栓和螺母。
The combined bolting, reinforcing mesh and shotcrete protection can be used to increase the structural strength and anti - deformation rigidity and enhance the global stability of the slope.
喷锚网支护可提高高陡边坡岩土的结构强度和抗变形刚度，增强边坡的整体稳定性。
The tension Contol bolting system has quickly become the worlds most widely used method of tensioning high strength structural bolts.
我们公司生产的张力控制螺栓系统，已经迅速的成为世界使用最多的拉伸性高强度结构螺栓。
The tension Contol bolting system has quickly become the worlds most widely used method of tensioning high strength structural bolts.
我们公司生产的张力控制螺栓系统，已经迅速的成为世界使用最多的拉伸性高强度结构螺栓。
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