• Overhead bridge crane is a bridge in the orbit of a bridge-type crane, also known as crane.

    起重机桥架高架轨道上运行架型起重机,天车

    youdao

  • Overhead bridge crane is a bridge in the orbit of a bridge-type crane, also known as crane.

    起重机桥架高架轨道上运行架型起重机,天车

    youdao

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