Problems and development tendencies of the man-machine systems study are analysed.

分折了当前人机系统研究所面临的问题及发展趋势。

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Scientists and engineers are beginning to study this ability of fishes in the hope of designing more efficient propulsion systems for ships.

科学家和工程师们开始研究鱼类的这种能力，希望能设计出更有效的船舶推进系统。

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The study says there must be a complete overhaul of air traffic control systems.

研究称必须对航空交通管理系统进行彻底的改革。

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The study says mangrove trees provide more than one and a half billion dollars worth of services to ecological systems worldwide.

VOA: special.2010.04.20

It's the study of existing, conventional, communicative systems.

它是关于现存的，常用的，有交流功能的系统的研究。

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That study is Systems Physiology and that's an important subdivision of Biomedical Engineering.

这项研究叫做系统生理学,它是生物医学工程的一个重要分支

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Current municipal traffic monitoring systems study individual stretches of road that use induction loops to sense the passage of cars, or complex camera systems that capture licence plates.

BBC: Tech that trumps traffic tangles

Plus it's tough for researchers to even gain access to FIX-based systems to study their weaknesses since you can't just take down a financial trading app to test it, for instance.

FORBES: Hacking Capitalism

And there are direct economic consequences of high and low performing education systems, the study says, particularly in a globalised, skill-based economy.

BBC: UK education sixth in global ranking