网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
传播模型校正时,主要查看以下哪几个参数()
- A、Average
- B、Standard Deviation
- C、Root Mean Square
参考答案
更多 “传播模型校正时,主要查看以下哪几个参数() A、AverageB、Standard DeviationC、Root Mean Square” 相关考题
考题
仿真时,我们用的传播模型主要有两种,一种是标准宏小区模型,一种是SPM(标准传播模型),这两种传播模型的区别主要有()A.没有区别。B.公式中距离的单位不同,标准宏小区模型用的是米,SPM传播模型用的是千米。C.标准宏小区模型最后一个参数是Kdiff,而SPM模型最后一个参数是ClutteR_loSS.D.以上全对
考题
查看root用户的cron计时器设置的命令是()。A、crontab-u root -lB、crontab -lC、crontab -u root -eD、crontab -u root -r
考题
仿真时,我们用的传播模型主要有两种,一种是标准宏小区模型,一种是SPM(标准传播模型),这两种传播模型的区别主要有()A、没有区别。B、公式中距离的单位不同,标准宏小区模型用的是米,SPM传播模型用的是千米。C、标准宏小区模型最后一个参数是Kdiff,而SPM模型最后一个参数是ClutteR_loSS.D、以上全对
考题
单选题Ammeters and voltmeters used in sinusoidal AC power systems indicate which of the following values of the waveforms measured?()A
Peak valueB
Root-mean-square valueC
Average valueD
Maximum value
考题
问答题Kara attends a university where students study for an average (arithmetic mean) of 13.4 hours per week. How many hours per week does Kara study? (1) The standard deviation of study time at Kara’s school is 2.8. (2) Kara’s study time is one standard deviation away from the mean.
考题
问答题If the square root of t is a real number, is the square root of t positive? (1) t 0 (2) t2 0
考题
单选题In a weather report,Z stands for().A
zone timeB
zulu timeC
Greenich Mean TimeD
zone standard time
考题
单选题When the current in a power transmission line is increased, the power loss ()A
increases as the square of the currentB
decreases as the square root of the currentC
remains the same, as it is independent of current flowD
increases in direct proportion as the current
热门标签
最新试卷