Through combined bolting with wire meshes, beam and cable anchor applied in large section roadway, this paper introduces how to select support parameter, working craft and support result.
通过锚、网、索组合支护在大断面煤巷中的应用,介绍了其支护参数的选择、施工工艺及支护效果。
2
The paper introduces a computer-aid design for the multi-layer wrapping cable insulation which will be useful to select the optimal structure of the cable insulation.
本文涉及电缆多层绕包绝缘的计算机辅助设计,有助于电缆绝缘结构的最佳选择。
3
With the increasing number of terrestrial satellite and cable channels made available, the user has a wide range of programs to select from.