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text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; background-color: rgb(252, 252, 252); -webkit-text-stroke-width: 0px;"/> 1．重量质量好的电线，一般都在规定的重量范围内。<br style="color: rgb(39, 39, 39); text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; background-color: rgb(252, 252, 252); -webkit-text-stroke-width: 0px;"/> 2．铜质合格的铜芯电线铜芯应该是紫红色、有光泽、手感软。而伪劣的铜芯线铜芯为紫黑色、偏黄或偏白，杂质多，机械强度差，韧性不佳，稍用力即会折断，而且电线内常有断线现象。检查时，你只要把电线一头剥开2cm，然后用一张白纸在铜芯上稍微搓一下，如果白纸上有黑色物质，说明铜芯里杂质比较多。另外，伪劣电线绝缘层看上去似乎很厚实，实际上大多是用再生塑料制成的，时间一长，绝缘层会老化而漏电。<br style="color: rgb(39, 39, 39); text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; background-color: rgb(252, 252, 252); -webkit-text-stroke-width: 0px;"/> 3．厂家假冒伪劣电线往往是“三无产品"，但上面却也有模棱两可的产地等标识，如中国制造、中国某省或某市制造等，这实际等于未标产地。<br style="color: rgb(39, 39, 39); text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; background-color: rgb(252, 252, 252); -webkit-text-stroke-width: 0px;"/> 4．价格由于假冒伪劣电线的制作成本低，因此，商贩在销售时，常以价廉物美为幌子低价销售，使人上当</p><p></p><div class="clear"></div> <div class="blank30"></div> <div class="blank30"></div> <!-- 投票 --> <script src="/index.php?case=vote&act=view&aid=163"></script> <div class="view_n"> 浏览： <script src="/index.php?case=archive&act=view_js&aid=163"></script></div> <div class="blank30"></div> <!-- 上下页开始 --> <div id="page"> <strong>上一篇：</strong><a href="/index.php?case=archive&act=show&aid=162">控制电缆安装需要注意的问题</a> <div class="blank10"></div> <strong>下一篇：</strong><a href="/index.php?case=archive&act=show&aid=164">电线电缆中三种编织层的作用</a> </div> <!-- 上下页结束 --> <!-- 相关文章开始 --> <!-- 相关文章结束 --> <div class="blank30"></div> <a title="返回顶部" href="#" class="clear floatright"><img alt="返回顶部" src="/images/gotop.gif"></a> <div class="blank30"></div> </div> <div class="clear"></div> </div> <!-- 右侧结束 --> <div class="c_bottom"></div> <div class="clear"></div> </div> <!-- 中部结束 --> </div> <!--footer--> <div class="footer" style="visibility: visible;"> <div class="foot"> <div class="foot_box "> <dl> <dt><a href="/index.php?case=archive&act=list&catid=1" title="关于宏林">关于宏林</a></dt> <dd></dd> </dl> <dl> <dt><a href="/index.php?case=archive&act=list&catid=2" title="企业新闻">企业新闻</a></dt> <dd></dd> </dl> <dl> <dt><a href="/index.php?case=archive&act=list&catid=20" title="企业相册">企业相册</a></dt> <dd></dd> </dl> <dl> <dt class=bottom_contact><a href=>联系我们</a></dt> <p class=bottom_tel>0550-7516689</p> <p class=bottom_email>ahhl@ahhonglin.com</p> <p class=bottom_address>安徽省天长市铜城经济工业园区163号</p> </dl> <div class="foot_qr_codes"> <dl> <span>扫码访问手机版</span> <div class="foot_qr_codes"> <img width="130" src="/index.php?case=tool&act=qrcode" /> <div class="clear"></div> </div> </dl> </div> </div> </div> </div> <div class="copyright"> <div class="copyright_center"> Copyright ©：<a title="安徽宏林仪表线缆有限公司_耐高温特种电缆_耐火电缆_计算机信号电缆_抗拉耐磨组合电缆_低烟无卤电力电缆_控制电缆" href="/">安徽宏林仪表线缆有限公司</a> <a href="http://beian.miit.gov.cn/"target="_blank">皖ICP备16006500号-1</a> <a target="_blank" href="http://www.beian.gov.cn/portal/registerSystemInfo?recordcode=34118102000427" style="display:inline-block;text-decoration:none;height:20px;line-height:20px;"><img src="/images/gaba.png" style="float:left;"/><p style="float:left;height:20px;line-height:20px;margin: 3px 0px 0px 5px; 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