EXist XML database: Download the eXist database, an open source database-management system that stores XML data according to the XML data model and features efficient, index-based XQuery processing.

eXist XML数据库：下载eXist数据库，一个开源数据库管理系统，它根据XML数据模型存储XML数据，并以高效、基于索引的XQuery处理著称。

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Because the signal processed by fuzzy controller is based on system behavior rather than its analytical model, open loop responses of a robot are described by a set of second order systems.

因为模糊逻辑控制器的控制信号是由系统的响应行为而不是由其分析模型决定的，所以机器人的开环响应可以用一系列二阶系统来描述。

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The slotted pipe with narrow slots can be mass worked economically and efficiently by means of open loop system and hand automatic model shifter.

采用开环系统和手动、自动模式切换装置，可以经济、有效、大量地加工带有窄缝的割缝筛管。

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As the changing needs of users often outpace the implementation of more traditional infrastructure, it has been critical to leverage an open hardware blueprint model to accommodate continuous improvementof the system.

FORBES: How Cloud Computing Can Boost Developing Nations

Google develops Android under an open-source licensing model, allowing device makers to tweak the operating system to fit their products.

WSJ: Facebook Shows Off New Home App for Android Smartphones

Even Sir Mark Walport, the director of the Wellcome Trust and a fierce advocate of open-access publication, worries that a system based on the green model could become fragmented.

ECONOMIST: Academic journals face a radical shake-up