lost call meaning in Chinese

未接通的呼叫
未接通呼叫

If contact lost call guangzhou tower please
如失去联络。请叫塔台。
Keep contact with us on this frequency as far as possible . if contact lost call me on 8931
尽可能在这个频率上保持长守，如联络中断，在8931上呼叫。
Two admission control algorithms are proposed for td - scdma system . the successful admission probability , the lost call probability and the quality of service etc . are analyzed by the means of simulation . one of the above is used in the current development of the product by considering many factors
本文提出了两种接纳控制算法,并通过仿真比较了它们在接纳成功率,掉话率和服务质量等的性能.综合各种因素从中选择了一种用在当前开发的系统中