衡量是有及油品火灾危险性的主要标志是( )。
A.闪点 B.自燃点C.燃点 D.最小点火能
参考答案:A
解析:虽然仅是闪燃,但闪点却是衡量石油及油品火灾危险性的主要标志。
_____ of concrete and steel, the Petronas Towers in Kuala Lampu could provide a better chance of surviving than did the World Trade Centre buildings.
A.Building
B.Built
C.To built
D.Having built