In response to the problems existing in hospital sewage treatment in China, the technical scheme for hospital sewage treatment suitable to our national situation was put forward according to the requirement of WHO and on the reference of treatment situation in developed countries. The general planning on the hospital sewage treatment was discussed also.
This paper analyzes on the present situation of water resource in Handan City and the treatment situation of the sewage, expounds the necessity and feasibility of turning the sewage into resource in Handan City, and points out that the reuse of city's sewage is an effective path of reducing water body's pollution, improving the ecological environment and solving city's water shortage.
In the paper,quantities,characteristics and management situation of domestic refuse in Harbin are discussed,problems in garbage disposal industrialization are analyzed and countermeasures are put forward for promoting domestic refuse disposal getting onto the development track of industriallization.
The model of OSPF-based dynamic configuration supported system is presented at the base of the static model in the paper. The hierarchy structure of four-layer module is used in the model. The interface and processing mode are consisitent for a lot of MIB varible in each layer .
This paper discussed the roles of the utilization of wastewater in the ecological environment construction, analyzed the problems in the current reuse of wastewater, and put forward constructive suggestions on the recycling of wastewater in this region after analysis of the situation of freshwater resources, the amount of wastewater discharged and the processing of wastewater.
This paepr mainly describes the conditions of disposal of municipal dom-estic refuse in onr country,and compares the methods of disposal of munic-ipal refuse with that of other countries.According to the specific conitionsof the cities in on our country,this paper also presents several suggestionson the collection,transport,disposal and use of municipal refuse.
The paper analyses the factors which affect the dyeing quality ofHydron blue,such as the pre-treatment conditions,the lenth of greigefabric,the dyeing technology,the properties of auxiliaries and the fi-nishing technology etc··The means for resolving these problems are given.