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3. The outer epidermis of the regular network cable also has certain ductility, also called elasticity. If the outer epidermis is inelastic, it is easy to break. Therefore, when buying the network cable, you can reduce a 0.5 meter long network cable and pull it to both sides. See if there is a crack in the middle or if the epidermis can extend to both ends. If there is no crack in the middle during the pulling process, and the epidermis can also extend to both ends, then the epidermis of this network cable meets the standard. In addition, we should pay attention to a problem. In the process of pulling, although some network cables have no cracks, there are obvious signs of whitening and thinning in the middle, which is also not in line with the standard.转向内室方向，这门亲算是毁了。刚刚这个电话就是一个出版社打来的，询问他有没有兴趣出个人诗集。Ten fairiesGrape variety讲述一夜情成为永恒真爱的故事