搜题请搜索小程序“爱下问搜题”
问题 单项选择题

桩基础用的桩，按其受力情况可分为摩擦桩和端承桩，摩擦桩是指( )。

A．桩端为锥形的预制桩

B．桩顶竖向荷载绝大部分由桩侧摩擦力承受，而桩端阻力很小

C．不要求清除桩端虚土的灌注桩

D．桩上的荷载全部由桩侧摩擦力承受

答案

参考答案：B

单项选择题

客户在一个银行得到的服务越多，则他转向其他竞争对手的兴趣（）。

A.越大

B.越小

C.不变

D.不好说
查看答案
单项选择题 共用题干题

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 (1) to improve their efficienty and reduce (2) .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 (3) 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 (4) 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 pay for themselves simply by minimizing time-consuming(5) and administrative chores.

空白处（4）应选择（）

A.intrusion

B.aggression

C.inbreak

D.infall
查看答案