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单词
direct sampling method
释义
direct sampling method
英?[di?rekt ?s?mpl?? ?meθ?d]
美?[d??r?kt ?s?mpl?? ?m?θ?d]
释义
直接取样法
行业词典
机械
直接取样法???用真空瓶将排气直接吸入,用水或水银置换的取样方法。???
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更新时间:2025/3/31 5:01:01