As the part of the criminal policies,modern pardon system,especially special pardon system relates to the constitutional system and criminal law field core problems.

Experimental of the nitrogen releasing characteristics during pyrogenation of different coal;

Occurrence mode of chlorine in solid products from co-pyrolysis of coal and waste plastic and its emission characteristic during combustion;

The emission characteristic of chlorine as well as the yield of coke during the process of WP and coal co-pyrolysis was studied.

Through the combustion experiments,emission characteristic of chlorine consisting in the co-pyrolysing solid products of coal and PVC was studied.

In this paper,a comparative study of the release characteristics(N,P,K) of available nutrients from some selected compound fertilizers,such as(NH_4)_2HPO_3,CO(NH_2)_2,KCl,was performed using a method of the release of available nutrients at constant solution flow in self-device.

OBJECTIVE To set up a method for the study of release characteristics of Harmine Hydrochloride bioadhesive suppository.

Research on the release characteristic of CFCs in the manual dismantling process and the release characteristics and disposal methods of CFCs in PUR after dismantling have the great significance to promote our country\'s waste refrigerator dismantling and PUR treatment.

Effect of temperature on nitrogen release characteristic of chitosan coated urea;

Effects of environmental actors on nutrient release characteristic of chitosan coated slow release fertilizers

This paper presents the progress in researches on occurrence mode, distribution rule, and release characteristic during coal combustion and pyrolysis, and removal methods of chlorine in coal.