经过长期运行，冷却水箱底部积累了一层空气污染物。
比如污泥，沉积过多会腐蚀水箱箱体。所以必须清除。检查水箱是否有损坏或漏水。如有漏水，利用冷却塔的休息期进行修复，排干管道内的水和水箱内的积水，防止冻害。
Whether you're exploring the woods or the city, the Brixton™ Patrol All
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