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【单选题】
关于原油脱水直接加热和间接加热(图5)两种方法的说法,错误的是 甲 乙A.
直接加热容易产生局部高温,间接加热更为安全
B.
乙的受热面积比甲大,所以乙加热器受热更为均匀
C.
乙容易产生局部高温,因此选择甲更为安全
D.
应有效利用废热,进行节能降耗
E.
加热易于引起轻组分挥发,存在一定的安全隐患
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