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铰链关节
meaning in Chinese
hinge joint
knee joint
Related Words
形铰链
丁字铰链
伸缩铰链
肘铰链
窗铰链
铰链的
字形铰链
铰链端
水平铰链
平板铰链
铰链钩
铰链固定
铰链管
铰链规
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