短語詞組短語Hazard symbol environmental hazard 有害環(huán)境物質(zhì)Hazard symbol oxidizing 氧化物質(zhì)Hazard symbol harmful 有害物質(zhì)Hazard symbol toxic 有毒物質(zhì)Hazard symbol explosive 爆炸性物質(zhì)Hazard symbol corrosive 腐蝕性物質(zhì)Hazard symbol flammable 易燃物質(zhì)Hazard symbol irritation 刺激性物質(zhì)geo -hazard symbol 地質(zhì)災害符號 返回 hazard symbol