PDSCH信道功率分配的参数包括（）。
A.Ea
B.Pa
C.Eb
D.Pb
参考答案：B, D
—They are quiet, aren’t they?
—Yes. They are accustomed ______ at meals.
A．to talk
B．to not talk
C．to talking
D．to not talking
脾的生理特性是（）
A.宣发肃降
B.喜条达恶抑郁
C.喜润恶燥
D.喜燥恶湿
E.喜热恶寒
