使用道具 举报
[size="2"][color="#999999"]qhwangyz 发表于 2012-3-23 10:43 <img file="static/image/common/back.gif" onload="thumbImg(this)" alt="" /> 电缆保护管的内径应不小于电缆外径的1.5倍;保护管的最小内径应不小于50mm.
本版积分规则 发表回复 回帖并转播 回帖后跳转到最后一页
|手机版|小黑屋|Archiver|工控之家 ( 鲁ICP备12015736号-1 )
GMT+8, 2024-9-21 18:30 , Processed in 0.260519 second(s), 34 queries .
Powered by Discuz! X3.4
Copyright © 2001-2020, Tencent Cloud.