According to the principles of priority in environment,planning economic development and ecological protection as a whole,regional differences and feasibility of management,the index system of environmental admittance was constructed from preceding and controlling sides,including timing,space,capacity,investment,emissions intensity,as well as resources and energy consumption standards and so on.

Emission standard of air Pollutants for heart transmission boiler was not established clearly in the environment standard.

Based on abroad studies on environment standard concentration, oil factory threshold of DMF as well as various models and parameters, it is recommended that average daily concentration of DMF is 0.

In our country the basic theory research of environment standard is very limited.

Probing the Relationship between Environmental Standard and Environmental Liability;

A preliminary discussion on the execution of environmental standards;

On the legal effects of environmental standards;

The paper analyses the deficiency of Chinese environmental standards system of hazardous waste,and classifies environmental standards of hazardous waste into three levels:environmental technical regulation,administrating technical code and guide,as well as voluntary technical standards.

This paper introduces the present situation of water pollution in Japan,puts forward the countermeasure for the proection of water quality of inland sea,inland gulf,lake and public waters and advances a new method of preventing and curing the pollution of chemical substance harmful to industrial and formulating environmental standards.