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1. 按順序進行噴油器的選擇性切斷,可使得噴油嘴通流面積總值如何變化,從而可使在極低的負荷下也只需要很少量的燃油便可得到更好的噴射和霧化? (A)不變 (B)不一定(C)變大 (D)變小
問題詳情
1. 按順序進行噴油器的選擇性切斷,可使得噴油嘴通流面積總值如何變化,從而可使在極低的負荷下也只需要很少量的燃油便可得到更好的噴射和霧化?
(A)不變
(B)不一定
(C)變大
(D)變小
參考答案
答案:D
難度:
簡單
0.625
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