Necessary electrical and mechanical safety protection devices are provided for all mechanisms.

各机构设有电气、机械的安全保护装置,确保起重机安全地工作.

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Upper and lower ramp at the wharf, mechanical safety protection.

码头上下跳板 、 机械安全防护.

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Considering the mechanical safety, each leg is fixed two position switches to protect the device.

同时,考虑到机构运行安全, 为驱动杆设计了硬件保护装置.

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