In this paper, a new process of photocatalytic oxidation of nano-meter TiO2 which uses high efficiency nano-meter TiO2 catalysts and O2 in the air as oxidant is put forward by the source, harm, the present situation of treatment and analysis on usual treatment of wastewater of containing cyanide.
The thesis takes the productive DDNP wastewater in a certain chemical factory as anexample, reviewed the composition and the present situation of treatment of DDNP, haspointed out the decisive problem in the wastewater treatment.
In the face of human being" s economical activity increasingly putting pressure on natural environment, resourceful treatment of municipal garbage has been an important way to realize the sustainable development. Through analyzing the harm of municipal garbage and the present situation of treatment, this paper discusses the resourceful treatment - technology of waste battery, waste rubber and waste plastics.
Through the study above ,it can be achieved that :Chemical enhanced primary treatment technology is a kind of new method suit to economics situation and wastewater treatment condition ,it is important in fact sense to reduce the water pollutant and to protect the environment.
Aimed at the treatment condition and existing problems of oil field processing wastewater,this paper discusses SBR,ozonizaton and filtering technique's parameters,treatment effect and advantage and disadvantage of wastewater treatment techniques.
Based on investigation of production and disposal status of domestic waste in Guilin city,analysis and comparison of domestic waste disposal status both at home and abroad the countermeasure to disposal of domestic waste in Guilin city was carried out
By investigating production and present disposal status of municipal domestic waste in Hebei Province analysising waste charateristics and appraising the industrial level of waste treatment,problem exited in waste treatment industry chain, in Hebei Province were discussed.
The purpose of this study was to determine the incidence of three genes associated with multidrug resistance (MDR) in multiple myeloma in relation to treatment status.
This increased number of euphoric responses in subjects taking neuroleptics compared to off neuroleptics suggests that neuroleptic treatment status may be an important factor in assessing psychostimulant use in schizophrenia patients.
The central issues that have yielded conflicting results revolve around prior treatment status (neuroleptic-naive versus neuroleptic sensitized) and route of administration (oral versus parenteral).
Effect of treatment status on prepulse inhibition of acoustic startle in schizophrenia
Patient outcome 2?years post treatment was compared to the pre-treatment status and to that of the matched control population.
An orthogonal array testing strategy was employed for obtaining the optimum treatment condition.
The results show that crystallinity of TiO2 and pore structure could be postulated by heat treatment condition.
Effect of surface treatment condition on interfacial degradation behavior in GFRP under acidic conditions
Mode I fracture toughness tests were performed using DCB specimen, and the effect of surface treatment condition and immersion time on the crack propagation behavior is discussed.
Percent conversions of glucose and xylose, effects of temperature and ammonia loading, and hydrolysis profiles are analyzed to determine the most effective AFEX treatment condition for each of the selected materials.
处理现状
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