The 17 Most Misunderstood Facts About IG 廣告
http://josuevquz536.image-perth.org/10-startups-that-ll-change-the-ig-guang-gao-industry-for-the-better
It's because the cables are produced using twisted copper pairs of extremely compact-gauge wire. Compared with regular coaxial cable, this will make interference and degradation a reality whenever handling lengths