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坐姿空间作业范围
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坐姿空间作业范围
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坐姿空间作业范围
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seating space operating range
坐姿空间作业范围
坐姿作业时,操作者常身体伸直或稍向前倾10°~15°,上腿平放,下腿垂直或稍向前伸,上肢运动范围被限制在工作台面以上,此时上肢最大可及的空间范围。
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National Mukden Higher Teacher School
national multipurpose investigations of the coastal zone and tidal wetland resources
National Municipal League
National Museum
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National Museum of Afghanistan
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National Museum of Antiquities and Islamic Art
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National Museum of China Ceramics Collection
National Museum of Chinese Writing
National Museum of Colombia
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