MOXA终端服务器上的RS232口采用RJ45头。
参考答案:对
here is no ________ thinking more about the matter. Take it easy. [ ]
A. point
B. fun
C. doubt
D. need
PNP型三极管要处于放大状态,其三极管的电位关系应是()。
A.Ve>Vb≥Vc
B.Ve>Vc≥Vb
C.Vb>Ve≥Vc
D.Vc>Vb≥Ve