局部型青少年牙周炎龈下非附着菌斑内，主要优势菌是
A．中间普氏菌
B．螺旋体
C．梭形菌
D．粘性放线菌
E．伴放线放线杆菌
参考答案：E
下列哪项不是月经后期血虚型的主证
A．经期延后，量少，色淡红B．头晕眼花，心悸少寐C．面色苍白或萎黄D．舌质红，少苔，脉细数E．小腹空痛
In relation to the management and administration of a company limited by shares:
(b) Explain the legal constraints that limit the actions of the board of directors and the executive body. (5 marks)
