苏联第12个五年计划中卫生学研究的特点是,通过积极应用医学-生物学、物理-化学及其它科学的成果,使研究深入到分子水平和扩大到群体水平来发展旨在进行机体-环境系统中相互关系的基础研究。环境卫生学中基础理论和应用研究结果能使评定疾病前状态的标准具有科学根据,进而能研究出预防疾病和增进健康的有效措施。因此,苏联学者西多连科在其撰写的“基础研究是环境卫生学科学潜力的基础”一文中提出了一些具有特殊迫切性和重要发展前景的研究问题,现归纳如下, The hallmark of health research in the 12th five-year plan of the Soviet Union is the development of research aimed at the body-to-organism through the active application of the results of medical-biology, physico-chemical and other sciences, bringing the research to the molecular level and expanding to the community level. Basic research on the relationship between environmental systems. The basic theory and applied research results in environmental hygiene can make the criteria for assessing the pre-disease state have scientific basis, and further effective measures for preventing diseases and improving health can be developed. Therefore, Soviet Union sidorenko put forward some research problems with special urgency and important development prospects in his article entitled “Fundamental research is the basis of the scientific potential of environmental hygiene science”, which is summarized as follows: