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1·Finally, some research subjects concerning the application of radon gas in metal ore prospecting are proposed.

最后提出氡气找金属矿的某些研究方向。

2·Radon gas in the air is present worldwide, its concentration depending on the highly variable uranium content of the soil.

在世界各地，空气中都存在氡气，其浓度取决于土壤中差别极大的铀含量。

3·The authors also studied the continuous self-recording technique by using the ionization method to measure the Radon gas.

并对应用电离法测量逸出气氡的连续自记观测技术进行了预研究试验。

4·Radon gas in the environment, particles of the fire-resistant material asbestos and air pollution also increase the risk.

环境中 的氡气、防火材料 石棉 的颗粒以及空气污染也会增大患肺癌 的风险性。

5·This step is necessary to ensure that radon gas is confined within the volume and the daughters will also remain in the sample.

这一步是必要的，以确保样品中的氡气和子体也将被局限在体积内。

6·Altitude plays a big role, but the largest source of background radiation comes from radon gas in our homes (about 2 mSv per year).

海拔起着很大的作用，但天然辐射的最大来源，来自建筑物的氡气(每年约2毫希沃特)。

7·I've worked as italian teacher, translator on mobile phone related materials, marketing research interviewer, radon gas collectors assembler.

我的工作中我当意大利语老师，手机料译者，市场调查记者，氡气体的放射性测量仪装配者。

8·The paper introduces the feasibility of applying radon gas in metal ore prospecting and reviews the previous achievements in metal ore exploration.

首先介绍了氡气找金属矿的可行性，回顾了前人在金属矿床勘探方面的成果资料。

9·The discussion of the paper is focused on the application result of radon gas exploration geochemistry above the gas pool and its surrounding areas.

重点论述氧气勘查地球化学技术在气田上方和周边的有效性研究成果。

10·Radon is a natural radioactive gas that emanates from the ground into the air.

氡是一种放射性的自然气体，从地下散发到空气中。

氡气

1·This step is necessary to ensure that radon gas is confined within the volume and the daughters will also remain in the sample.

这一步是必要的，以确保样品中的氡气和子体也将被局限在体积内。

2·Radon gas in the environment, particles of the fire-resistant material asbestos and air pollution also increase the risk.

环境中 的氡气、防火材料 石棉 的颗粒以及空气污染也会增大患肺癌 的风险性。