1·In this scenario, GWT services should be thought of as similar to Actions in Struts — a thin middle layer that simply proxies Web requests into business-logic invocations on the back end.
在这个场景中，GWT服务应该被当成与Struts中的Action类似的东西——一个很薄的中间层，它只代理对后端业务逻辑调用的Web请求。
2·Core data structure processing routine subsystem is the middle layer of this project.
核心数据及其处理例程子系统是本项目的中间层。
3·The distributive multi-layer architecture is now considered an optimum choice by companies structuring large-scale systems and its development focuses on the middle layer.
分布式多层架构是目前企业构建大型应用系统所首选的结构，开发分布式多层架构的焦点集中在中间层。
4·Purpose This paper discusses the middle layer s equivalence existing in electric sounding curves for soil embankment investigation.
目的：阐述了土坝勘察中电测深曲线存在中间层s等值性。
5·Black database server is in the middle layer of the system, and is the hinge of the system because all kinds of data are stored or transmitted through the server.
盲数据服务器在系统的中间层，是系统中信息流动、转换的枢纽，所有数据都要经过盲数据库服务器存储或转发。