This paper analyzes the operating principle of super capacitor system, and divides into three parts of inverter, bi-directional dc-dc converter and Electric Double Layer Capacitors.

本文分析了超级电容器储能系统的运行原理，并将超级电容器储能系统的电路结构分为换流器，双向直流变直流变换器和双电层电容器组三个部分。

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In the light of some view of system about body energy super session, this article makes study on the double anaerobic exercises with the tool of resisting air which put in exercisers' mouth.

依据人体能量代谢的系统论观点，通过运用阻氧嘴进行双重缺氧训练的研究。

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