Taking public health technology assessment as an example, this paper described the characteristics of three comprehensive evaluation mathematical models.

Health technology assessment (HTA) is the systematic evaluation of properties, effects and/or other impacts of health care technology.

Objective To establish evaluation index system of the clinical application of CT and to assess it by health technology methods.

Hygiene Assessment of the Construction Project for the Ocean Park;

Hygiene Pre-Evaluation of the Construction Project for the Line 4 Urban Subway in a Southern City;

Hygiene Assessment of Expansion Corstrution Project for the Five Star Hotel;

According to the current actuality and problems in sanitary chemistry teaching, and combining with the teaching practice of sanitary chemistry, the meaningful discussion to the reform of sanitary chemistry was given in the paper from the following respects: changing teaching idea, innovting teaching way by using modern information technological.

As a separate science of law,health jurisprudence should have its own theoretical system.

Analysis on the feedback of the course of “health law” in nursing program;

The author of this paper believes that the research area of health law should be targeted at the relationship between doctor and patient,and the research should be carried out by combining the effect of macro-regulation and the available legal system.