A biomembrane packed bed reactor with sulfur and limestone as solidfilling material for removal of nitrate nitrogen was studied.
研究了装填固体填料硫和石灰石的生物膜反应器对水中硝酸盐氮的去除。
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After two decades, 95 percent of the elemental mercury on the surface of a filling had gone through a chemical reaction. It became beta-mercury sulfide, a black-colored solid.
The wide range of packaging machines to meet the filling of different measurement devices, can be packed a variety of liquid, paste body, powder, granules, solid material.