set passive key 中文意思是什麼
set passive key
解釋
設置負向正-
The key problems on studies of passive and integrated thoron monitoring methods are to set up a thoron chamber for the conditional experiments and the calibration of thoron dosimeters, develop methods for discriminating thoron from radon and for the effective dose evaluation of thoron daughters base on thoron exposure
研究被動積分測(氣土)技術的關鍵在於研究用於條件實驗和刻度的(氣土)室刻度系統、甄別氡的方法和由(氣土)暴露量估算(氣土)子體所致有效劑量的方法。
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