問題詳情
二、多選題 (4題 每題5分 共20分)
1.有關辛烷值的敘述，下列何者正確？
(A)表示汽油的震爆程度
(B)訂正庚烷之O.N.＝異辛烷之O.N.＝0
(C)某汽油的辛烷值90，表示它含有90%異辛烷與10%正庚烷
(D)燃料的辛烷值不會超過
(E)含鉛汽油中添加了Pb(C2H5)4，可提高汽油之O.N.。
1.有關辛烷值的敘述，下列何者正確？
(A)表示汽油的震爆程度
(B)訂正庚烷之O.N.＝異辛烷之O.N.＝0
(C)某汽油的辛烷值90，表示它含有90%異辛烷與10%正庚烷
(D)燃料的辛烷值不會超過
(E)含鉛汽油中添加了Pb(C2H5)4，可提高汽油之O.N.。
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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