具有营养、连接、支持和保护作用的人体组织是（ ） A．肌肉组织 B．保护组织 C

动脉血二氧化碳分压正常参考值为

A．20 mmHg

B．30 mmHg

C．40 mmHg

D．50 mmHg

E．60 mmHg

Don’t _____ the door. It’s cold outside.[ ]

A. open

B. to open

C. opening

WLANs are increasingly popular because they enable cost-effective connections among people，applications and data that were not possible，or not cost-effective, in the past. For example, WLAN-based applications can enable fine-grained management of supply and distribution （66） to improve their efficienty and reduce （67） . WLANs can also enable entirely new business processes．To cite but one example, hospitals are using WLAN-enabled point-of-care applications to reduce errors and improve overall （68）care．WLAN management solutions provide a variety of other benefits that can be substantial but difficult to measure. For example, they can protect corporate data by preventing（69）through rogue access points. They help control salary costs, by allowing IT staffs to manage larger networks without adding staff. And they can improve overall network mananement by integrating with customers’ existing systems, such as OpenView and UniCenter. Fortunately, it isn’t necessary to measure these benefits to justify investing in WLAN management solutions，which can quickly pav for themselves simolv by minimizinu time-consunlina（70）and administrative chores.

A．personnel

B．expenses

C．overhead

D．hardware

对机电产品国际招标投标注意事项，描述不正确的是( )

A．机电产品国际招标的全部投标程序和管理在中国国际招标网上进行
B．招标代理机构在网上进行项目建档、招标公告发布、评标结果公示、质疑处理等招标程序
C．投标人必须于投标截止期前在招标网上成功注册
D．机电产品国际招标的部分投标程序和管理在中国国际招标网上进行

理赔的过程即是保险人履行其赔偿或给付保险金责任的过程。