交流仿真(AC Analysis)正确的是()。
A.如已知频域特性要求,可以使用交流分析来进行元件参数筛选
B.交流仿真用于分析电阻分压电路意义不大
C.幅频特性的横轴是频率、纵轴是增益
D.交流分析可以观察电路中的电压、电流、功率等参数随时间变化的曲线
A.如已知频域特性要求,可以使用交流分析来进行元件参数筛选
B.交流仿真用于分析电阻分压电路意义不大
C.幅频特性的横轴是频率、纵轴是增益
D.交流分析可以观察电路中的电压、电流、功率等参数随时间变化的曲线
A.逆变器、DC/AC逆变器
B.变换器、DC/DC变换器
C.变换器、AC/DC变换器
D.逆变器、DC/DC变换器
A.AC盒
B.电源系统和电池控制板(PSBC)
C.采集电源(AP)
D.信号和电源分配板(SPD)
Sensitivity analysis can be used in risk analysis to:
A Substitute for uncertainty analysis in risk quantification
B estimate the level of risk aversion adopted by management
C estimate the effect of change of one project variable on the overall project
D A and B
E All of the above.
The cost-volume-profit (C-V-P) analysis can be used in making decisions about ______ and so on.
A.selling prices
B.production volume
C.levels of discretionary fixed costs
D.all the three above
B.Impact assessment
C.Interpretation
D.Inventory analysis
D.Goaland scope
A.Fundamental analysis
B.Operational efficiency
C.Technical analysis
D.Semi-strong form efficiency