【单选题】
如果耗气型气动功率放大器能把气压信号放大5倍,则它的起步压力Pa及喷嘴挡板机构输出的最大变化量为()。
A、0.02<Pa<0.1MPa,0.016MPa
B、0.02<Pa<0.1MPa,0.008MPa
C、Pa<0.02MPa,0.016MPa
D、Pa<0.02MPa,0.008MPa
A、0.02<Pa<0.1MPa,0.016MPa
B、0.02<Pa<0.1MPa,0.008MPa
C、Pa<0.02MPa,0.016MPa
D、Pa<0.02MPa,0.008MPa