In this paper, the class of search engine, work principle, system structure and the effect in digital library are discussed.
本文就搜索引擎的分类、工作原理、体系结构以及在数字图书馆中的作用做了一些探讨。
The structure, working principle and programming principle of the engine theft-proof system on SHANGHAI GM BUICK SAIL are introduced.
主要介绍上海通用别克赛欧发动机防盗系统的结构、工作原理和编程原理。
This paper analyzes the structure, main performance figure operating principle of exhaust gas turbocharger system, and studying of matching characteristic of turbocharger and diesel engine.
分析了涡轮增压系统的工作原理、增压器结构及工作原理、涡轮增压系统的主要性能指标，以及涡轮增压器与柴油机匹配特性的技术要求。
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