This dissertation mainly studied three kinds of instruction patterns through two years observation and analysis: on-the-spot guidance, outside the field instruction and network instruction.

经过两年来对该中心早教指导实践的跟踪观察与分析，本研究主要深入探索了三种早教指导形式：现场指导、场外指导和网络指导。

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Vega processors included a custom read barrier instruction that included bit field checking in reference metadata as well as special virtual memory protection for GC-compacted pages.

Vega处理器包含了一个客户化的读屏障指令，它具有字段检查元数据和针对GC压缩页面的特殊的虚拟内存保护。

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In this article, I shall introduce the field and the significant developments in knowledge management for learning and instruction, focusing on metadata for learning objects.

在本文中，我将介绍这个领域以及学习与教育知识管理的重大进展，重点放在学习对象的元数据上。

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Teachers could use the Streak many more ways, including as an interactive guide during field trips and instruction tool inside the classroom, says Garry.

FORBES: Dell Pitching 'Streak' Tablet To Schools, Government

Most field exercises and classroom instruction -- a total of about 60% of all activity -- would remain coed.

CNN: Boys And Girls Apart

In fact, they can be far more expensive than a degree in the same field from your local community college, which probably offers higher-quality instruction.

FORBES: For-Profit Universities: The Yugos of Higher Education