The adsorption experimental results showed that ammonia nitrogen removal efficiencies of sand increased as contact time and dosing quantity increased.
吸附实验表明，砂对氨氮的去除率随振荡时间和投加量的增加而增加。
This paper introduced the selection of net agent, the definition of net agent length and added quantity, improving of net cover sand strong etc.
介绍了网络剂的筛选、网络剂长度及加量的确定、网络覆膜砂强度的改进及影响网络覆膜砂的各种相关因素。
The formation of fly sand is determined by the quantity of the liquid phase of clinker and the property of the liquid phase (the surface tension mainly).
飞砂产生与否主要取决于熟料液相量和液相性质（主要是表面张力）。
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