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【单选题】
接收端收到有差错的UDP用户数据时的处理方式A.
丢弃
B.
请求重传
C.
差错控制
D.
忽略差错
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举一反三
【单选题】The theory analysis ( )the experimental data,
A.
fits
B.
agrees with
C.
consistent with
D.
coincide in
【简答题】简述城市与乡村的关系?
【简答题】简述城市文化与城市发展的关系。
【单选题】Which of the following test pairs reflects consistent experimental data?
A.
Experiment 1, wing design 2;Experiment 2, airspeed 200
B.
Experiment 1, wing design 1;Experiment 2, wing design 2
C.
Experiment 1, wing design 3;Experiment 3, airspeed 400
D.
Experiment 1, wing design 1;Experiment 3, airspeed 400
【简答题】按照地籍特点和任务划分的地籍可分为哪几类?以及每个类别的作用分别是什么?
【简答题】简述城市绿地与城市绿地系统的关系?
【单选题】Which of the following hypotheses do the experimental data best support?
A.
Increasing precipitation levels bring increasing amounts of airborne sulfate emissions into the lakes.
B.
Increasing air temperatures have the effect of increasing pH levels in the lakes, which in turn increase sulfate-concentration levels in the lakes.
C.
The melting of glacial ice due to gradually increasing air temperatures increases the amount of sulfates in lake water.
D.
Wide variations in precipitation levels contribute to wide variations among the lakes in both pH and sulfate-concentration levels.
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