brake mechanism on pulleys for life saving是什么意思、英文翻译及中文解释
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brake mechanism on pulleys for life-saving
词语: brake mechanism on pulleys for life-saving
解释: 滑车中的救生用刹车装置
词典: 专利专业英汉词典
brake mechanism on pulleys for life-saving
词语: brake mechanism on pulleys for life-saving
解释: 滑车中的救生用刹车装置
词典: 专利专业英汉词典