是经颅开眶和眶减压术的必经之路的眼眶壁为（）
A.眶下壁
B.眶上壁
C.眶外侧壁
D.眶内侧壁和眶外侧壁
E.眶内侧壁
参考答案：B
一节干电池的电压是 V，照明电路的电压是 V。家中电视机、电冰箱、电灯等用电器之间的连接方式是______（选填“串”或“并”）联。
In case of conflicts of interest among stakeholders，whom should the project manager give priority to ？（）
A．Project tea
B．Project manager takes his own decisio
C．Senior managemen
D．Custome
