氡源(yuan)
氡(dong)(dong)(dong)源長(chang)期(qi)從(cong)事建(jian)材氡(dong)(dong)(dong)析出的監(jian)(jian)測與評價、以及(ji)(ji)室(shi)內外(wai)、礦山、井下、地下建(jian)筑(zhu)等(deng)的氡(dong)(dong)(dong)監(jian)(jian)測、氡(dong)(dong)(dong)劑量(liang)(liang)估算、氡(dong)(dong)(dong)防護(hu)與治理等(deng)工作；研(yan)究與發展了環境氡(dong)(dong)(dong)、水(shui)中氡(dong)(dong)(dong)、土壤中氡(dong)(dong)(dong)、煤氣(qi)中氡(dong)(dong)(dong)等(deng)的測量(liang)(liang)方法(fa)及(ji)(ji)操作程序；可提供用戶科學實(shi)驗，氡(dong)(dong)(dong)儀的檢驗、刻(ke)度與比對，氡(dong)(dong)(dong)室(shi)及(ji)(ji)裝置(zhi)建(jian)立(li)等(deng)技術服(fu)務。
----氡析出固體礦石粉
■具(ju)有(you)穩(wen)(wen)定(ding)(ding)的氡(dong)射(she)氣(qi)系數，滿足來氡(dong)析出(chu)水(shui)平(ping)與(yu)密閉容器中氡(dong)濃度水(shui)平(ping)的理論(lun)計算與(yu)實驗方法(fa)要求，形(xing)成(cheng)了一套(tao)的檢驗方法(fa)與(yu)操作(zuo)程序。經(jing)標準氡(dong)室校準，其氡(dong)析出(chu)水(shui)平(ping)為1.18 Bq/（m2·s），穩(wen)(wen)定(ding)(ding)性(xing)在5％誤(wu)差以(yi)內。
■可以(yi)根(gen)據(ju)應用(yong)要(yao)求定制(zhi)。
