关于阴极保护? ISO 15589-1 2003 Cathodic protection of pipeline transportation systems 中有一部分 测试桩 的设置不是很懂 Monitoring systems shall also be installed at special features, such as …… — bond connections to other pipelines or facilities, —connections with coupons and grounding . bond connetions 就是 connections 吗?coupon 怎么翻译呢?grounding 是接地装置吗? 先谢谢大家的参与!! 查看更多3个回答 . 5人已关注