单选题若气动功率放大器的放大系数K=10,则()。 ①输入最大变化量为0.08MPa ②输出的最大变化量为0.08MPa ③输入最大变化量为0.008MPa ④输入为0.002MPa时输出为0.02MPa ⑤输出为0.1MPa时,输入为0.01MPa ⑥输出为0.02MPa是由起步压力决定的A②③⑥B①③⑤C②④⑥D①④⑤
单选题
若气动功率放大器的放大系数K=10,则()。 ①输入最大变化量为0.08MPa ②输出的最大变化量为0.08MPa ③输入最大变化量为0.008MPa ④输入为0.002MPa时输出为0.02MPa ⑤输出为0.1MPa时,输入为0.01MPa ⑥输出为0.02MPa是由起步压力决定的
A
②③⑥
B
①③⑤
C
②④⑥
D
①④⑤
参考解析
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