为切实加强G210国道安康境内宁陕、石泉段危化品运输交通安全,预防和减少道路交通事故,依照《中华人民共和国道路交通安全法》和交通运输部、工业和信息化部、公安部、生态环境部、应急管理部、国家市场监督管理总局等六部局联合发布的《危险货...
PROBLEM TO BE SOLVED: To provide a fumigant holder and a cold fumigation method that can arbitrarily adjust the fumigation volume of the active ingredient in accordance to the insect pest to be controlled, the application place and the application hours and an exert the stabilized effect in the...