The utility model has reliable anchoring, having no strict requirement on the heading quality of the steel wires and the length of steel wires in the same bundle.
本实用新型锚固可靠，对钢丝镦头质量和同束钢丝长度误差无严格要求。
The best core consists of a bundle of soft iron wires held together by a wrapping of cloth, cord or other binder.
最好的核心组成举行的布包裹，绳索或其他粘合剂在一起的软铁丝捆绑。
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