首 页
大学试题
CMS专题
工学
经济学
专升本
法学
教育学
历史学
更多分类
搜索
题库考试答案搜索网 > 题目详情
当前位置:
首页
>
当Kr取某值时,根轨迹可能与虚轴相交,说明此时闭环特征方程有( )。
>
题目详情
问题题干
答案解析
相关问题
热门问题
最新问题
问题详情
当Kr取某值时,根轨迹可能与虚轴相交,说明此时闭环特征方程有( )。
A、正实根
B、负实根
C、不确定
D、纯虚根
时间:2021-09-01 20:13
关键词:
联大
华北水利水电大学
自动控制原理
答案解析
D
相关问题
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
根轨迹都是对称于虚轴的曲线。( )
如果根轨迹与虚轴相交,表示系统闭环特征方程式中含有纯虚根,系统处于______状态。
最新问题
当Kr取某值时,根轨迹可能与虚轴相交,说明此时闭环特征方程有( )。
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
投入要素取某值时的边际产量等于()。
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
确定根轨迹与虚轴的交点,可用()。
根轨迹与虚轴相交时,系统处于临界稳定状态。
别人在看