stack layers中文什么意思

例句与用法

1. Poking around in a canyon in the walla walla valley of eastern washington , he found 39 stacked layers of sediment deposited by water
   他在华盛顿州东部瓦拉瓦拉谷的一个大峡谷中四处探访，发现了洪水沉淀物形成的39个堆积层。
2. Above : 3 - dimensional stacked layers of liquid crystal droplets could have some novel and useful effects on light that passes through them . image courtesy nasa
   上图：液晶微滴层层叠加成的三维体可能对穿透它的光线产生全新而有价值的影响。 nasa授权图片。
3. In this thesis , the author firstly introduces the realtime embedded os ( realtime operating system ) . by interpreting some mechanisms such as task schedule , process management , we discuss os feathers in details . secondly , we learn wap stack layer architecture , and probe into protocol stack ; at last , according system features and requirement , we design middleware porting the wap client into os platform , and make communication between the wap client and os possible
   本文首先介绍了实时嵌入式操作系统，描述了操作系统在任务的调度，进度管理等等方面机制，对嵌入式操作系统进行了深入的探讨；然后描述了wap协议的分层结构，并对协议的内容进行了详细的讲解；同时根据系统平台的特点设计了中间层，从而实现了微浏览器到系统平台的移植，并且在此基础上实现了应用程序的开发。