工作岗位的改善|人体功效学|PPT
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链接：工作岗位的改善|人体功效学|PPT https://mp.weixin.qq.com/s?__biz=MzA3NDc4NTA2Nw==&mid=2649263581&idx=4&sn=373d4d1b149019c5dccebed5cdd842f6&chksm=8766a599b0112c8f3cae4976c8de66e2604cd9e1eda45f898db42973dfa313e8c7c6892254df&mpshare=1&scene=23&srcid=0919XKLzJZhzIuGtMbQXUFYE&sharer_sharetime=1568852681338&sharer_shareid=d9fdcc60a46951fed6d7a0bbdd004814#rd