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MAC（指吸入麻醉药的强度）

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Five of your company’s employees have Windows 2000 Professional portable computers. The employees use their portable computers in a network-enabled docking station when they are at their desks. When the employees are working outside of the office, they use the portable computers without network connectivity. You have just installed wireless PC Card network adapters in the portable computers so that the employees can access the network when they are in conference rooms in the office building. You need to configure the portable computers for optimum performance in all of the working environments. What should you do? （）

A. Configure the wireless PC Card network adapters to use DHCP to obtain their IP addresses.
B. Configure three different hardware profiles on each portable computer.
Configure the wireless PC Card network adapters to use Automatic Private IP Addressing (APIPA） when they cannot detect a DHCP server.
D. Instruct each employee to unplug the wireless PC Card network adapter whenever the portable computer is attached to a network-enabled.

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40波系统相邻波道频率间隔为100GHz，波长间隔为0.4nm。

A. 正确
B. 错误

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以下哪种肿瘤仅发生于颌骨（）。

A. 造釉细胞瘤
B. 巨细胞瘤
C. 骨化性纤维瘤
D. 骨瘤
E. 以上均不是

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蔬菜中含有的胡萝卜素能在人体内转化为维生素C。（）

A. 正确
B. 错误

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