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【多选题】
关于状态能控性和输出能控性问题，以下说法正确的是A.
状态能控性和输出能控性均与状态方程有关
B.
状态能控性和输出能控性均与输出方程有关
C.
状态能控性描述的是系统的输入信号与输出变量的关系
D.
输出能控性描述的是系统的输入信号与输出变量的关系
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】在肌松监测中，关于强直后单暴发刺激（PTB），叙述错误的是（）。
A.
PTB方法为50Hz持续5秒的强直刺激，间隔3秒给予单短暴发刺激
B.
尤其适用于监测神经肌肉阻滞后的恢复过程
C.
监测PTC测不出的深度非去极化阻滞
D.
强直刺激后计数（PTC）监测无反应，即可行PTB监测
E.
可以定量区别不同ED95所致的不同深度非去极化阻滞
【多选题】若要选择 PTB7 至 PTB0 引脚为 ADC 模拟输入引脚,则
A.
PTB 端口的 IO 功能丧失
B.
APCTL2=0xFF
C.
AIEN=1
D.
这些引脚的输入电压不能超过 VREFH 引脚的电压值
【单选题】The reason______ he did not arrive in America as scheduled was that his flight was called off because of the bad weather.
A.
when
B.
why
C.
which
D.
where
【简答题】()和(),是治国理政不可或缺的两种方式,如车之两轮或鸟之两翼,忽视其中任何一个,都将难以实现国家的长治久安。只有让法治和德治共同发挥作用,才能使法律与道德相辅相成,法治与德治相得益彰,做到法安天下,德润人心。
【单选题】A 23-year-old woman wearing high-heeled shoes inverts and sprains her while running down a flight of stairs. Which of the following ligaments did she most likely injure?
A.
Anterior talotibial
B.
Calcaneofibular
C.
Calcaneotibular
D.
Deltoid
E.
Medical collateral
【单选题】Which of the following is not true of the Space Shuttle Columbia?
A.
It was the first rocket ever made in history.
B.
It did the first flight in 1981.
C.
Its first flight was of great importance in the development of space exploration.
D.
It can only stay in space for about a week now.
【单选题】Which flight did the woman put Peter on first? 查看材料
A.
To London
B.
To Newark
C.
To Providence
D.
To Washington
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