研究了线性系统和它的延伸系统的能控性之间的关系以及它们的能观测性之间的关系。

The relationship between the controllability of linear system and the controllability of prolongation system is studied.

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中国网通的ERP及其延伸系统主要包括：ERP核心系统、全面预算管理系统、关联交易平台、资金管理系统等若干系统。

China Netcom ERP extension system include: ERP Core system, Comprehensive Budget Management system, Associated With Trading Platform, Funds Management system and another systems.

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他们拿着一些看起来像绳子的东西，这些“绳索”通过一些机械系统，延伸向天空中的一只“巨鸟”。

They were holding what looked like ropes that led, via some kind of mechanical system, to a giant bird in the sky.

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There are processes that go from my nervous system, from my brain and spinal cord out to the tips of my fingers that allow me to move muscles there, or down to your toes.

神经系统中的有些突起可以,从大脑和脊髓一直延伸到,手指指端,以使我这里的肌肉能够运动,神经甚至会一直延伸到你的脚趾

耶鲁公开课 - 生物医学工程探索课程节选