Hello, I'd like to reserve a singleberth ticket from Shanghai to Beijing.
你好，我想预定由上海去北京的单程卧铺票一张。
2
This paper examines port queuing system with singleberth. For its imbedded Markov chain, the author gives a necessary and sufficient condition under which the system is ergodic.
The underground elevating automation three-dimensional garage, is the full use plot underground space establishment new garage, its model for single-layer 2 berth.