difs meaning in English

分布协调

We use the leap , linear and exponential methods to reduce the minimum contention window ( ) and the distributed inter frame space ( difs ) , so
提高优先级的方法采用减小dcf中的和difs ，分别采用阶跃的、线性的和指数的不同方法实现。
Study on service differentiation of mobile ad hoc networks . a network model is proposed to support service differentiation for mobile ad hoc networks by combining a fully distributed admission control approach
针对移动adhoc网络，通过结合分布式的接入控制和基于difs的ieee802 . 11区分机制，提出了一个能够提供区分服务的网络模型。