【简答题】一阶系统的传递函数为【图片】,试确定其单位阶跃响应和超调量。( )A. B. C. D. =25%
【多选题】As a firm increases its level of debt relative to its level of equity, the firm is NOT ________.
A.
increasing the fraction of its equity
B.
decreasing the fraction of its debt
C.
decreasing its leverage
D.
increasing its leverage
【单选题】排列 134782695的逆序数是( )
【单选题】刑事责任是指犯罪主体因违反刑法的规定,( )时所应承担的法律责任。
【多选题】在宏观晶体中 , 不可能存在的对称轴是( )