Human body joint movement comfortable scope could be achieved by energy comparison method.

通过能量比较法计算得到了人体运动时各关节作功最为节省能量的范围。

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The one body joint drive structure and a flexible structure ensure the system with high adjusting accuracy and stability.

同时采用了柔性铰链机构及步进电机传动中联轴驱动一体机构，使整套系统具有调整精度高、稳定性好等特点。

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The product design unique and uses imports the KOYO bridge piece, may fold, may rest on the human body joint adjustment chair angle, comfortable security.

产品设计独特并使用进口KOYO连接件，可折叠，可依据人体关节调节座椅角度，舒适安全。

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Swimming also presents less risk of muscle and joint injury because of the body's weightlessness in water.

VOA: special.2010.06.08

The creature was evolved in a genetic algorithm using genetic programming trees as the control systems to manipulate servo motors at each body joint.

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Symptoms include fever, headache, body aches, joint pains, vomiting, diarrhea, or rash, the CDC said in a statement this week.

CNN: West Nile virus on the rise in the U.S., health officials say

Symptoms include fever, headache, body aches, joint pains, vomiting, diarrhea or rash.

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