1·This paper introduces the transformation of stone bolt from the design to the construction, and expounds two methods for stone bolt construction and its and steps.
介绍了地脚螺栓从设计到施工的变革，阐述了地脚螺栓施工的两种方法及其步骤。
2·The main product has followed several types: Z1 type (stone soil, take the stone as the major and stone collapsed) : Bolt, support rope, steel mesh, the grid network.
主要产品有以下几种类型：Z1型(石夹土，以石为主、石崩)：锚杆、支撑绳、钢丝网、格栅网。