Reinforcement: a braid of textile material over the inner tube and four spiral plies of heavy steel wire wrapped in alternating direction.
加强层：四层交互缠绕的高强度钢丝和包覆在内胶外的纤维编织层。
For high permeability and loose sand in bohai, these links are composed of wire wrapped screen, gravel packing zone, perf, skin and near wellbore undisturbed formation.
具体到渤海高渗透疏松砂岩，这些环节包括绕丝筛管、砾石充填层、射孔孔眼、压实带及近井原状地层。
The calculating method given in this paper can be used as reference in engineering design of wire-wrapped crack arrestor.
本文提供的分析计算方法，可供工程绕丝止裂设计参考。
The calculating method given in this paper can be used as reference in engineering design of wire-wrapped crack arrestor.
本文提供的分析计算方法，可供工程绕丝止裂设计参考。
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