恒电位金属防腐是国家计委和交通部1978年～1980年新技术推广重点项目。广州航道局在有关单位协作下,于今年3月在文冲船厂将一套船体外加电流阴极保护装置安装在“浚马3号”上。该船是750立方米/小时链斗式挖泥船。出坞后经调试一切数据正常。 本装置花了两万多元,相当于该船每年 Potentiostatic metal corrosion is the State Planning Commission and Ministry of Communications 1978-1980 new technology to promote key projects. Under the cooperation of relevant agencies, the Guangzhou Waterway Bureau installed a set of hull plus current cathodic protection device at “Junma No.3” in Wenchong Shipyard in March this year. The vessel is a 750 m3 / h bucket dredger. After debugging all data after debugging normal. This device has spent more than 20,000 yuan, equivalent to the ship every year