environmental job环保工作environmentaladj.环境的；有关环境的Environmentally-sound technology环保型技术environmental endocrine disruptors环境内分泌干扰物Environmental and economic balance环境经济系统environmental hydrogeologic survey环境水文地质甸Environmentally Friendly Chemistry绿色化学environmental protection treatment环保处理environmental value chain analysis环境价值链分析environmental protection specialty环境保护专业environmental control organization(美国) 环境控制组织Environmental Management by Region环境管理