cathode protection meaning in English

阴极保护
阴极防腐
阴极防护

Change the zinc block of cathode protection
换阴极保护用的锌棒。
An analysis to the electrochemical procedure for the impressed - current cathode protection of long - distance underground pipelines
地下长输管道外加电流阴极保护的电化学过程分析
At first the paper introduced the demand of cathode protection ( cp ) , the fundamental of data collection and the development of control system in general
本文首先对管线阴极保护的重要性、原理及要求进行基本介绍，然后阐述了数据采集基本原理和监控系统的发展。