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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(1)应选择()
现有四种白色粉末,已知其为建筑石膏、生石灰粉、白色石灰石粉和白色硅酸盐水泥,请加以鉴别(化学分析法除外)。
学校安全工作的职责有哪些?
流转税税源不稳定,不利于组织政府财政收入。
依观赏习性,园林树木可分为:()
什么是全局门限?什么是局部门限?
关于接触传播的概念,下列哪项是正确的( )
患儿,男,5岁,因上下肢暗红色出血性皮疹5天,伴腹痛便血,双膝关节肿痛2天入院。尿常规示:红细胞(++)/HP,查体:双下肢皮肤有散在大小不等,暗红色皮疹,双膝关节肿胀,有触痛,腹软,下腹无压痛,无反跳痛。护士的护理措施哪项不妥()。
病毒性肺炎的主要诊断依据是()
如果开车时想打瞌睡,你应该做什么?()
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动力转向失效后,车辆同样具有转向功能。
车辆动力转向有哪些结构形式?各有什么优缺点?
车体倾斜易造成车辆偏载。可能使某些车辆配件受力过()而造成破损,严重时将破坏转向架的动力学性能,造成燃轴事故和导致车辆脱轨。
车体倾斜易造成车辆偏载。可能使某些车辆配件受力过()而造成破损,严重时将破坏转向架的动力学性能,造成燃轴事故和导致车辆脱轨。
车辆的转向系一般由()组成。
车辆转向是既靠两侧装置的驱动力又是轮子偏转实现的。
车辆的转向系一般由转向器和转向传动机构组成
转K6型、转K5型转向架的车辆,同一车辆须装用(相同温升标准)的轴承。
转K6型、转K5型转向架的车辆,同一车辆须装用(相同温升标准)的轴承。
转K6型、转K5型转向架的车辆,同一车辆须装用(相同温升标准)的轴承。