The reasons of hand leaving in horizontal bar giant swing backward such as technical error and muscle tension etc. Were analyzed.
单杠向后大回环脱手的原因主要是倒立后摆阶段抬头、挺胸、塌腰和悬垂前摆时翻腕等技术错误，以及思想和肌肉过度紧张等。
The reasons of hand leaving in horizontal bar giant swing backward such as technical error and muscle tension etc. Were analyzed.
单杠向后大回环脱手的原因主要是倒立后摆阶段抬头、挺胸、塌腰和悬垂前摆时翻腕等技术错误，以及思想和肌肉过度紧张等。
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