Improvement of Supports of Overhead Gas Pipes;
架空煤气管道管托的改进
Discussion on Protective Measures for Overhead Optical Cable Lines;
谈架空光缆线路防护的措施
Composite fiber optic overhead ground wire(OPGW) is a new product applied widely in recent years which incorporates lightning protection with communication.
OPGW架空复合地线是一种集防雷和通讯功能于一体的新型产品,近几年被逐渐广泛应用;结合乐山地区几项工程实列,介绍如何进行设计选型以及在施工中应注意的一些问题。