排放阀应装在从锅炉底和热水井底到污水井用于导废油废水。
The drain pipes to be installed from the boiler flat and hot water well flat to bilge well for leading the waste oil water.
锅炉底灰是一种良好的吸附材料，可用作废水处理的吸附剂。
Boiler bottom ash is a kind of effective adsorption materials, it can be used as adsorbent to treat wastewater.
煤中汞在锅炉飞灰中被富集，在底灰中被分散。
In coal, the mercury is concentrated in fly ash from boiler and dispersed into bottom ash.
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