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球窝关节—在肩膊容许三平面的运动。
Ball and socket joint at shoulder allows movement in 3 planes.
youdao
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从操作手臂部机构为平面转动关节构型，由丝传动机构驱动；
In detail, the arm adopts the planar rotating joint structure driven by a cable.
youdao
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从操作手臂部机构为平面转动关节构型，由丝传动机构驱动；
In detail, the arm adopts the planar rotating joint structure driven by a cable.
youdao