The modern sediment is an important storehouse of the nutrient salt and pollutant in lakes. Under proper conditions, these internal contamination load sources can cause the eutrophication of lakes.
现代沉积物是湖泊营养盐和污染物的重要储藏库，在一定条件下，这些内源污染负荷可能成为水体富营养化的主导因子。
Remove valve, and air channel, internal condenser and separator on the carbon deposition and sediment.
清除阀门、可及的空气通道、内部冷凝器及分离器上的积碳和沉积物。
Remove valve, and air channel, internal condenser and separator on the carbon deposition and sediment.
清除阀门、可及的空气通道、内部冷凝器及分离器上的积碳和沉积物。
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