短語詞組短語hazardous chemical materials 危險化學品Hazardous s Materials Management 危險材料管理hazardous s materials 火燒性材料Encapsulation of hazardous waste materials 發(fā)明名稱Hazardous Materials Transportation Act 危險品運輸條例;危險物品運輸法HAZMAT Hazardous Materials 危險材料hazardous materials regulation board 釋義有害物質(zhì)控制委員會Hazardous materials labels 危險性物質(zhì)Hazardous Materials Information System 危險材料信息系統(tǒng) 返回 hazardous materials