癫痫的临床诊断大多数情况下需依据（）。 A.神经系统查体 B.脑电图改变 C.脑脊液

Traditional Internet access methods like dial-up were so slow that host computers were connected to the dial-up (1) at the customer premise over slow (2) ports. PPP was designed to run directly over these serial links. But with the advent of broadband Internet (3) technologies such as ADSL and cable modems there has been a considerable increase in the bandwidth delivered to the end users. This means that the host computers at the customer premise connect to the (4) or cable "modem" over a much faster medium such as Ethernet. It also means that multiple (5) can connect to the Internet through the same connection.

（4）应填入（）

A．FDDI

B．HDSL

C．ADSL

D．CDMA

做匀加速直线运动的物体连续通过相等的两段路程AB和BC(如右下图)的平均速度分别为v_l="3" m/s，v₂="6" m/s，则全程的平均速度为    (    )

A．4 m/s

B．4.5 m/s

C．4.74 m/s

D．5 m/s

衡量企业财务行为和财务决策是否合理的标准是（）。

A.股东财富最大化

B.利润最大化

C.资本利润率最大化

D.每股利润最大化

《物权法》明确将农村土地承包经营权规定为用益物权，将土地承包经营权确立为物权中，属于保护土地承包经营权人利益的有（）。

A.土地承包经营权中的各项权利为法定权利，如有特殊情况时根据国家规定可以变更

B.在征地补偿时，承包人可以作为独立的权利主体，土地承包经营权可以作为独立的财产权获得相应的补偿，而不是仅作为合同一方当事人被忽视

C.承包人依用益物权享有自主将土地承包经营权流转的权利基础，任何人不得强迫或者阻碍

D.合同权利是依双方当事人约定，难以避免因发包人违反合同等行为对土地承包经营权造成侵害

E.土地承包经营权作为用益物权，期限较长，比较稳定

简述锅炉满水的定义。