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Updated: May 23, 2025

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姿势因素有助于达到速度和准确性.

Nicole J Chimera1, Sarah Bohunicky2, Cheryl Glazebrook2

  • 1Faculty of Applied Health Sciences, Brock University, Canada.

International journal of occupational safety and ergonomics : JOSE
|March 10, 2025
PubMed
概括

错误的姿势和肌肉协同激活会影响职业达到的表现. 了解这些因素,比如前置肩膀姿势 (FSP) 和梯形肌激活,可以帮助预防工作场所的伤害.

关键词:
协同激活 协同激活前方的肩膀姿势 前方的肩膀姿势肌肉激活 肌肉激活胸前长度 胸前长度 胸前长度

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Consider a man with a mass of 70 kg seated in a chair connected to a pin support through a member BC. If the man maintains an upright position, the task is to determine the horizontal and vertical reactions of the chair on the man when the member makes a 45° angle with the horizontal. At this moment, the man has a speed of 5 m/s, increasing at a rate of 1 m/s².
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