Objective To study the effects of short - term simulated weightlessness on human vectorcardiogram ( VCG ).

目的探讨短期-6°头低位卧床模拟失重对人心电向量图 ( vectorcardiogram,VCG ) 的影响.

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Objective : To understand relation between the clockwise horizontal plane T loop in vectorcardiogram ( VCG ) and myocardial ischemia.

目的: 弄清心向量图(VCG)横面T环原发性顺钟向运行 ( 顺转 ) 与心肌缺血的关系.

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