【单选题】分析化学由“技术”成为“科学”的标志是 :
B.
物理化学溶液理论的发展,为分析提供了理论基础
C.
物理学和电子学的发展,分析化学从经典的化学分析发展到现代仪器分析
D.
信息时代来临,分析化学利用数学和统计方法设计最优的测量步骤,获得最大限度的化学知识
【单选题】配气相位是指用发动机曲轴的( )表示进、排气门实际开启和关闭的时刻和开启的持续时间。
【单选题】c reativity n. [U] apprec the ability to produce new and original ideas and things; imagination and inventiveness 〖褒〗 创造力;创造性 e ssence n. [( of )] the central or most important quality of a thing [常与 ...
A.
some people sometimes appear to be so creative
B.
we sometimes seem to be so dull and stupid
C.
some of us appear to be so imaginative sometimes
D.
creativity is the essence of life and nature
【简答题】A) academic B) access C) accompany D) clearly E) comprehension F) context G) enables H) encountered I) enhances J) entertaining K) exposes L) independently M) specifi...
【简答题】词汇:n. 能力,能耐;才能 e.g. I try to do my job to the best of my a .A. ability
【简答题】i____ n.1 ( the ~ ) the opportunity to takeaction before other people do 主动权 2 the ability to decide in an independentway that what to do and when to do it 自主决断能力;主动性
【简答题】Sway vi. move or swing from side to side 特点:左右摇摆 e.g. Don't allow yourself to be swayed (翻译: ) by his promises 此为比喻义 under sb's sway 作名词的sway 与上同义 eg.1. The tree sways in the wind. ...