• 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某些研究方向。

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

    在世界各地空气存在氡气浓度取决于土壤中差别极大含量

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

    应用电离测量逸出气连续观测技术进行了预研究试验。

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

    环境氡气防火材料石棉颗粒以及空气污染会增大患肺癌风险性

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

    一步必要的确保样品中的氡气子体局限体积内。

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

    海拔很大作用天然辐射最大来源来自建筑物的氡气(每年2毫希沃特)。

    youdao

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

    工作中意大利语老师手机译者市场调查记者气体放射性测量仪装配者。

    youdao

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

    首先介绍了氡气金属矿可行性回顾了前人金属矿床勘探方面的成果资料。

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  • 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气田上方周边有效性研究成果

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  • Radon is a chemically inert, naturally occurring radioactive gas without odour, colour or taste.

    一种自然产生放射性惰性气体,它无色、无味、臭。

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  • For most people more than half of their natural background radiation dose comes from radon, a radioactive gas that can accumulate in homes, schools and workplaces.

    大多数人来说他们自然环境辐射剂量一半以上来自一种聚集家庭学校工作场所的放射性气体

    youdao

  • Radon is a chemically inert, naturally occurring radioactive gas. It has no smell, colour or taste.

    一种天然产生的放射性惰性气体无色、无味、

    youdao

  • But some relativistic calculations suggested it might actually behave like a different element, the inert (and non-metallic) gas, radon.

    基于相对论进行的计算表明一种独特元素惰性(非金属)气体

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  • Radon is a natural radioactive gas that occurs at higher than normal levels in certain parts of the U.S..

    一种天然放射性气体美国某些地区浓度高于平均水平。

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  • Radon, the radioactive gas given off from the decay of naturally occurring uranium in soil, has been noted by the EPA to be a major environmental cause of lung cancer.[5]The

    放射性气体泥土自然出现衰变中释放。EPA已经注意肺癌主要环境原因

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  • Radon is a gas that comes from the radioactive decay of radium in rocks.

    来自岩石辐射衰变而产生气体

    youdao

  • Radon is a gas that comes from the radioactive decay of radium in rocks.

    来自岩石辐射衰变而产生一种气体

    youdao

  • Using HDS-1 fast data flashing Rn measure instrument, the gas radon was measured in the active fault(zone)or broken zone and earthquake swell of the Wequan reservoir dam location.

    采用HDS-1型快速数字闪烁,对温泉水库坝址区活动断裂破碎以及地震鼓包等进行氡气测试

    youdao

  • As a product from the uranium disintegration, radon is a natural radioactive idle gas.

    氡是天然放射性惰性气体衰变链中的一个衰变产物

    youdao

  • Noble gas (or inert gas) : Any of the six chemical elements that make up the rightmost group of the periodic table as usually arranged: helium, neon, argon, krypton, xenon, and radon.

    稀有气体(称惰性气体):通常排列周期律中最右边一族六种化学元素氡。

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  • This paper presents a new method by which the density of radon in ground water could be continuously and automatically measured on the basis of Gas-Water phase equilibrium principle of radon.

    本文介绍了一种利用平衡原理实现连续自动监测地下水浓度方法

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  • On the basis of distribution of radioactive elements and geological background, the theory equation of radon exhalation rate is derived from the decay rule of radioactive elements and gas diffusion.

    根据放射性元素分布规律地质背景放射性元素衰变等,建立了计算析出理论公式

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  • The normal dynamic characteristic of gas radon in Liaogu First Well is analyzed.

    分析了古一井正常动态特征

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  • Use radon measurement to explore oil and gas, one have to improve the sampling device and test conditions.

    氡法在应用油气勘探时,取样装置测试条件均须改进

    youdao

  • Use radon measurement to explore oil and gas, one have to improve the sampling device and test conditions.

    氡法在应用油气勘探时,取样装置测试条件均须改进

    youdao

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