问题：
[多选题]如果输入信号为单位斜坡函数时，系统的稳态误差ess为无穷大，则此系统不是( )
A、0型系统
B、I 型系统
C、Ⅱ型系统
D、Ⅲ型系统
参考答案：
B@#@C@#@D
相关内容
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- ● Should any cae or upected cae of quarantinable dieae，or any cae of eruptive dieae or any death be dicovered，the local Quarantine Officer mut be（）immediately.
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- ● The carrier i liable for lo of or damage to the good or delay in delivery caued by fire，（）the claimant prove that the fire aroe from fault or neglect on the part of the carrier，hi ervant or agent.
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- ● 翻译：With Average or With Particular Average（WA or WPA）（）
