1. | 氢氧化物 混合金属氢氧化物(MMH) mixed metal hydroxides 混合纤维 composite fiber 混合盐水 mixed salt 活动套管 moving casing 活度 … www.foodmate.net|基于97个网页 |
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5. | 人工物料搬运(Manual materials handling) Manual materials handling (MMH) is one of the most common activities in industries. Ergonomics-related factors such as awkw... ethesys.lib.cyut.edu.tw|基于18个网页 |