去污因子

该流程的化学产额大于70%，对Ru的去污因子大于107。

The chemical recovery of Tc is more than 70 % and the decontamination factor is more than 107 .

本流程中，元素Hf的化学产额大于60%，对元素Ta的去污因子大于102。

The chemical yield of element hafnium is more than 60 % and the decontamination factor of tantalum is higher than 10 2 in the chemical separation .

结果表明，全程Np的回收率80%，对U的去污因子DF1×106。用该法成功地测定了后处理流程台架温实验水相铀产品中237Np的含量。

The recovery of neptunium of the whole analysis procedure is more than 80 % and the decontamination factor of uranium is more than 1 × 10 6 . This scheme is successfully used in the analysis of neptunium in aqueous uranium product of bench scale experiment .

研究性重水反应堆重水回路去污因子的测定及辐射监测

Determination of decontamination factor in heavy water circuit and in-situ monitoring for radiation safety

分离过程中汞、金、铊的去污因子及铂的回收率均获得了令人满意的结果。

The decontamination factors from mercury , gold and thallium and the recovery of platinum in the process of separation are satisfactory .

远红外辐射加热蒸发器的特点是：去污因子比一般沸腾式蒸发器高一到两个数量级；辐射效率高、节电效果显著。

The infrared heated evaporator has the following features : the decontamination factor of the infrared heated evaporator is higher than boiling evaporator , the radiation efficiency is higher too , and the electric energy can be saved .