The present target of the programmers is to make it possible to deploy the application to any of these environments without any ________.
A. modification
B. identification
C. purification
D. expansion
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_______ markets, such as China, Brazil and Russia, are playing a major role in the present global economy and it is believed that the growth of the US economy will be led by them.
Appearing
B. Submerging
C. Emerging
Diverging
What lives together with the little prince on his planet is only a(an) _________ flower that needs constant care and protection.
A. rough
B. tough
C. intense
Delicate
目前,发动机上应用最为普遍的增压方式是()。
A. 机械增压
B. 废气涡轮增压
C. 气波增压
D. 复合增压
进、排气门开启、关闭时刻所对应的曲轴转角称为()。
A. 点火提前角
B. 喷油提前角
C. 配气相位
D. 气门重叠角