A.a={0.211,0.211,1.263,0.211,0.105} B.a={0.211,0.211,0.263,0.211,0.105} C.a={0.211,0.211,0.263,1.211,0.105} D.a={0.211,1.211,0.263,0.211,0.105}
A.反射性 B.對稱性 C.傳遞性 D.相關(guān)性
A.物質(zhì)的毒性和反應性危險類別 B.可能引起嚴重事故危害的物質(zhì)的使用量或貯運量 C.裝置或設備的危險類別等 D.建設周期