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- The IEEE 802.11 standard MAC is a hybrid protocol of random access and polling when both DCF (Distributed Coordination Function) and PCF (Point Coordination Function) are used. IEEE 802.;11标准中的MAC协议当采用DCF和PCF时是一种随机竞争接入与轮询相结合的协议。
- PCF(Point Coordination Function) PCF
- Point coordination function (PCF) 点协调功能
- point coordination function 中心节点控制功能
- The IEEE 802.11e draft based on enhanced distributed coordination function (EDCF) can enhance the QoS of IEEE 802.11 wireless LAN. IEEE802.;11e协议草案以增强型分布式协调功能(EDCF)为基础;用于加强对无线局域网标准IEEE802
- Methods Effects of Shenan capsule were studied on sedation and hypnosis and coordination function in normal mice by some methods. 方法采用抖笼换能器法、玻璃倾斜法及翻正反射法测定神安胶囊对正常小鼠及大鼠的镇静协调作用。
- During the course of the harmonious community constuction, it is necessary to exert the coordination function, integration function, prop-up function of the morals. 摘要在努力推进和谐社区建设的进程中，需要发挥道德的协调作用、整合作用和道德的支撑作用。
- In MAC layer,an improved Multipoll based on hybrid coordination function(HCF) of standard IEEE 802.11e was presented by designing the polling mechanisms and the polling frame formats. 在MAC层接入方面;提出一种基于IEEE 802.;11e标准中混合协调方式(HCF)的改进型多点调度(Multipoll)方式
- To draw or diagram; To connect the point by point coordinate values. 画或绘制;逐点连接坐标值。
- When the army, he managed to GangLou against fire inside, played a very good coordination function, and finally LiYingWaiGe enemy, saved the old inf regt ZhongShu, also took vengeance for grandma. 当部队攻打岗楼时，他设法在里面放火，发挥了很好的配合作用，最终里应外合，全歼敌人，救出了老钟叔，也替奶奶报了仇。
- For coordination functions of DCF, EDCA, PCF and HCF, the thesis proposes corresponding methods to reduce overhear, which is the greatest source of enegy loss for 802.11PSM. 偷听是802.;11PSM的能量浪费的主要原因，本文针对DCF、EDCA、PCF和HCF等不同协调方式提出了减少偷听的策略。
- It presents the rigorous method to calculate the intersecting point coordinate of the straight line with the parallel to the easement curve. 提出了计算直线与缓和曲线平行线交点坐标的严密方法。
- SCF Synchronization and Coordination Function 同步与协调功能
- Service Specific Coordination Function LT 特定服务的协调函数
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- In point of cost, we'll have to discuss it at the next meeting. 至于费用方面，我们只好留到下次会议再讨论。
- Coordination function of fire protection 消防联动
- Making a petit point pillow is exacting work. 做一个小花边编织枕头是一项细致活儿。
- And it introduces the basic principle and measuring method of digitalization settingout of chamfer stake, gives program listing for calculating stake point coordinate. 结合工程实践,介绍了坡口桩数字化放样的基本原理、测方法,给出了桩点坐标计算的程序清单。
- distributed coordination function (DCF) 分布式协调功能
