题目:
产油区的采油井发生火灾,不但会造成重大经济损失,还严重威胁职工的生命安全.假如你在油井火灾现场,下列措施中不能考虑用于灭火的是( )
A.设法阻止石油喷射
B.设法使火焰隔绝空气
C.设法降低油井温度
D.设法降低石油的着火点
答案:
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About Enrichment Classes The student complained in her diary that, instead of having fun in the summer vacation, she was occupied by enrichment classes and piles of homew...