搜尋:sampling instruments

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Research Initiatives in Exposu...

暴露評估 空氣採樣 直讀式儀器 閾值 Exposure assessment Air sampling Direct-reading instruments Threshold limit.....more

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題名:屏東客家婚俗變遷之研究-以...

to interview by implementing a Snowball Sampling method during the period from 1941 to the present.....more

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