“门户式搜索引擎”的概念、定义、翻译、参考文献-科学参考

单词	门户式搜索引擎
释义	门户式搜索引擎 Encyclopedia 管理学门户式搜索引擎释 portal search engine门户式搜索引擎在门户网站中使用的，通常仅有搜索引擎的界面，并没有一般搜索引擎所具有的爬虫程序、数据库和检索系统，也没有目录式搜索引擎的分类目录，但是通过优化设计，可调用其他独立的搜索引擎数据的搜索引擎。
随便看	observational sampling observational selection observation and description on external things observation and imitation of character observation control system observation equation observation error observation function observation likelihoods observation measurements observation method observation network at seabed observation of agrometeorological disasters observation of crop developmental stages observation of crop growth observation of developmental stages of grass observation of developmental stages of trees observation of ground pressure observation of livestock growth and development observation of navigation obstruction observation of reservoir sediment observation of seismic response of structures observation of slope stability observation of surrounding rock structure observation platform

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。