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【单选题】
编译器中词法分析的输入和输出分别是( )A.
字符串、记号串
B.
记号串、注释树
C.
记号串、语法树
D.
语法树、注释树
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举一反三
【简答题】何谓氧离曲线?试分析氧离曲线的特点及生理意义。
【单选题】飞机结构决不能发生影响飞行性能、飞行安全的损坏和变形,所以,飞机结构必须具有足够的强度、( )、稳定性,并且要满足疲劳性能的要求,这样,飞机结构才是适航的。
A.
硬度
B.
温度
C.
气动性
D.
刚度
【单选题】If women are mercilessly (无情地) exploited year after year, they have only themselves to blame. Because they tremble at the thought of being seen in public in clothes that are out of fashion, they are a...
A.
by mercilessly exploiting women workers in the clothing industry
B.
by predicting new fashions
C.
by constantly changing the fashions in women's clothing
D.
by attaching importance to quality women's clothing
【简答题】什么是氧离曲线?分析氧离曲线各段的特点及意义。
【单选题】Why did the policemen rush to the nearest hospital?
A.
Throw away the mushrooms left behind.
B.
Get medical treatment for themselves.
C.
Save the dying dog.
D.
Announce that the dog was dead.
【简答题】A．波尔效应 B．何尔登效应 C．氧离曲线不变 D．氧离曲线右移 E．氧离曲线左移
【单选题】Before the storm,fishes in the pond usually________ themselves out of the water to get fresh air. [ ]
A.
throw
B.
run
C.
swim
D.
escape
【简答题】影响氧离曲线的因素及如何影响(氧离曲线向哪移动)
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