氡

• Straddle scintillation emanometer
  脚踏式闪烁测氡仪
• 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。
• Determination of radon eduction rate and exploration on its influence factors
  氡析出率的测定及其影响因素的探讨
• Radon concentration level in the pits of 24 coal mines in zaozhuang mining area
  枣庄矿区24所煤矿井下氡浓度水平
• 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 is a gas that comes from the radioactive decay of radium in rocks
  氡是来自岩石中镭辐射衰变而产生的气体。
• Molecular structure and physiological function of n - methyl - d - aspartic acid receptor
  天氡氨酸受体的分子结构与生理功能
• Charcoal canister method for measuring 222rn exhalation rate from building surface
  建筑物表面氡析出率的活性炭测量方法
• It will consider introducing statutory control on radon levels in public places ; and
  会否考虑立例管制公共场所的氡气量及
• Estimation standards of personal cumulative exposure to radon decay products for miners
  矿工氡子体个人累积暴露量估算规范