... arc-welding inverter 逆变弧焊电源 external corrosion coating 外防腐层 control burning land 炼山迹地 ...
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External corrosion coating is a main corrosion prevention measure of buried steel pipeline, with cathodic protection being complementary.
外防腐涂层是埋地钢质管道主要防腐手段，阴极保护是涂层防腐的补充手段。
To deal with the corrosion of external wall of light oil storage tanks and oil losses, a new coating is successfully developed for the protection of the tanks.
针对轻质贮油罐贮存油品的损耗及外壁的腐蚀情况，研制了一种新型轻质油罐外壁防护涂料进行涂层防护。
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