利用粉煤灰陶粒具有较好的吸附性能、易于再生的特点，用来处理含油废水。
Fly ash haydite has great capabilities in Adsorption, and it is easy to regeneration to treating oily waste water.
柑橘皮价格低廉，去除重金属效果好，易于得到，成本低，并且具有技术可行性，工业化实用性以及对生物吸附剂再生和金属回收的可能性。
Orange peel is low cost, highly efficient, easy to attain, technical feasibility, engineering applicability, egeneration of biosorbents and possibility of metal recovery.
结果表明：该催化剂具有强度、强度稳定性和结构稳定性高、低温活性好、易于硫化和再生，且价格适中等特点。
It has following merits: with large strength, stability in strength and in structure, rather active under low temperature, easy to be sulfured, easy to regeneration, acceptable price etc.
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