孤精于内。(《素问·汤液醪醴论》)顾观光校勘记:"孤精二字误倒,当依圣济总录乙转。"此条校勘方法属()
A.对校
B.本校
C.他校
D.理校
参考答案:B
She felt ______ when she heard the bad news. [ ]
A. happy
B. pleased
C. sad
D. glad
湿敏电容器()是一层多孔金膜,能透过水汽;()为一对刀状或梳状电极。整个感应器是由两个小电容器()组成。
A.下电极、上电极、串联
B.上电极、下电极、串联
C.下电极、上电极、并联
D.上电极、下电极、并联