根据多变过程中功的相互关系Wt=nW,对于任何热力过程,技术功永远大于膨胀功。()
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秘书是领导的参谋和( )。
A. 管家
B. 助手
C. 帮手
D. 助理
A week before Ramadan, people from all walks of life have been busy with it, especially for men in their families.
Owing to ( ), Nairobi was defined the capital by the English people 100 years ago.
A. the geography
B. the climate
C. the food
D. the natural resources
E. the national park