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- Where does the indoor radon come from? 室内氡气是从哪里而来?
- How does radon affect the human body? 氡气对人体有什么影响?
- Radon is the daughter of radium. 氡是镭的子体。
- A radon progeny continuous monitor was developed. 本工作研制氡子体连续测量仪。
- The daughter nuclides of radon and thoron tend to become attached. 氡和钍射气的子体易被气溶胶吸附。
- If ventilation is poor, radon will accumulate in indoor areas. 如室内空气不流通,散发出来的氡气会积聚在室内。
- Radon and Decay Products-is There a Risk Outside the Lung? 氡及其子体对肺以外的组织器官是否有危险?
- Welcome to stay in our Radon Spring Chengtian Grand Hotel! 欢迎你下榻我们氡泉承天大酒店！
- It can he used to survey radon content both in air and soil. 它能对室内和室外空气和土壤中的氡，能进行现场，瞬时探测。
- Main consist in decorates radon in used cement, arenaceous stone. 氡主要存在于装修用的水泥、砂石中。
- When radon gas emitted as springs, very quickly, a phenomenon opal. 当氡气随泉水喷出，速度很快，便出现乳白现象。
- A radioactive, inert, gaseous isotope of radon, with a half-life of 3.92 seconds. 锕射气氡的一种放射性的，惰性的和气态的同位素，其半衰期为3.;92秒
- Any of several radioactive gases that are isotopes of radon and are products of radioactive decay. 射气几种氡的同位素的放射性气体，是放射性物质衰变的产物
- Scintillation flask method for measuring radon concentration in the air. 空气中氡浓度的闪烁瓶测量方法.
- Eka Chemicals is a business unit within the chemicals division of Akzo Nobel,a Fortune 500 company. 依卡化学品公司是世界500强阿克苏诺贝尔公司的分支机构。
- The radioactive dust will contribute to higher levels of uranium and radon. 放射性尘埃会形成铀和氡的高值。
- Eka Tkeshelashvili described the forced moves as ethnic cleansing, though she did not specify who she was accusing of carrying it out. 她将这种强制行动称为是种族清洗，不过她没有指出具体的实施者是谁。
- The beginning of One-Legged Bow Pose (a.k.a.Ardha Dhanurasana, or Half Bow Pose) is almost identical to the beginning of Eka Pada Bhekasana. 当身体抬起时，以左手撑地，右手则伸向后从右脚的外侧抓住右脚脚背。
- Seismic trace reconstruction by trace equalization parabolic Radon transform. 道均衡抛物线Radon变换法地震道重建
