Environmental protection refers to the general term for various actions taken by humans to solve real or potential environmental problems, coordinate the relationship between humans and the environment, and ensure the sustainable development of the economy and society. Its methods and methods include engineering and administrative management, legal, economic, and propaganda and education. Regarding the definition of the environmental protection industry, it narrowly refers to the industries that provide equipment and services for environmental pollution control and emission reduction, pollution cleanup, and waste disposal, and divides the environmental protection industry into atmospheric governance, water treatment, and pollution control. Solid waste treatment, among which the three are the leading industries in the environmental protection industry, are also the subjects of our major research.

湖北快三開獎結果今天查詢 重庆时时9码杀号口诀 麻将图片 老重庆时时开彩结果 上海时时乐开奖结果走势图 白小姐app下载 云南时时维护 海王2电玩城注册送分 东方6十1历史开奖结果 急速赛车开奖直播 吉林快三开奖最快的网址 幸运飞艇走势规律与公式 全球比分网篮球 湖北快3走势图走势表 经网新疆时时走势图 三肖中特期期准