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- Where does the indoor radon come from? 室內氡氣是從哪里而來(lái)?
- How does radon affect the human body? 氡氣對人體有什么影響?
- Radon is the daughter of radium. 氡是鐳的子體。
- A radon progeny continuous monitor was developed. 本工作研制氡子體連續測量?jì)x。
- The daughter nuclides of radon and thoron tend to become attached. 氡和釷射氣的子體易被氣溶膠吸附。
- If ventilation is poor, radon will accumulate in indoor areas. 如室內空氣不流通,散發(fā)出來(lái)的氡氣會(huì )積聚在室內。
- Radon and Decay Products-is There a Risk Outside the Lung? 氡及其子體對肺以外的組織器官是否有危險?
- Welcome to stay in our Radon Spring Chengtian Grand Hotel! 歡迎你下榻我們氡泉承天大酒店！
- It can he used to survey radon content both in air and soil. 它能對室內和室外空氣和土壤中的氡，能進(jìn)行現場(chǎng)，瞬時(shí)探測。
- Main consist in decorates radon in used cement, arenaceous stone. 氡主要存在于裝修用的水泥、砂石中。
- When radon gas emitted as springs, very quickly, a phenomenon opal. 當氡氣隨泉水噴出，速度很快，便出現乳白現象。
- A radioactive, inert, gaseous isotope of radon, with a half-life of 3.92 seconds. 錒射氣氡的一種放射性的，惰性的和氣態(tài)的同位素，其半衰期為3.;92秒
- Any of several radioactive gases that are isotopes of radon and are products of radioactive decay. 射氣幾種氡的同位素的放射性氣體，是放射性物質(zhì)衰變的產(chǎn)物
- Scintillation flask method for measuring radon concentration in the air. 空氣中氡濃度的閃爍瓶測量方法.
- Eka Chemicals is a business unit within the chemicals division of Akzo Nobel,a Fortune 500 company. 依卡化學(xué)品公司是世界500強阿克蘇諾貝爾公司的分支機構。
- The radioactive dust will contribute to higher levels of uranium and radon. 放射性塵埃會(huì )形成鈾和氡的高值。
- Eka Tkeshelashvili described the forced moves as ethnic cleansing, though she did not specify who she was accusing of carrying it out. 她將這種強制行動(dòng)稱(chēng)為是種族清洗，不過(guò)她沒(méi)有指出具體的實(shí)施者是誰(shuí)。
- 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. 當身體抬起時(shí)，以左手撐地，右手則伸向后從右腳的外側抓住右腳腳背。
- Seismic trace reconstruction by trace equalization parabolic Radon transform. 道均衡拋物線(xiàn)Radon變換法地震道重建
