1) thoron
[英]['θɔ:rɔn] [美]['θorɑn]
气土
1.
A measurement method of thoron exhalation rate is developed based on the characteristic of thorium C which emits a α particle with higher energy than those of α particles released from radon and radon progenies.
利用气土子体ThC'衰变产生的α粒子能量较氡及其子体衰变产生的α粒子能量高的特点,发展了一种测量介质表面气土析出率的方法。
2) soil gas
土壤气
1.
Geochemical characteristics of soil gas in Yanqing—Huailai basin,North China
延怀盆地土壤气体地球化学特征
2.
The geochemical characteristics of radon and mercury in soil gas in Lhasa and vicinity are investigated based on the measurements of Rn and Hg concentrations, and environmental quality for Rn and Hg in soil gas was evaluated by means of the index of geoaccumulation.
研究了拉萨市及其附近土壤气中的氡、汞地球化学特征,利用地质累计指数法评价了其环境质量。
3) soil radon
土壤氡气
1.
Application of soil radon survey to searching for sandstone-type uranium deposit at western margin of Ordos basin;
土壤氡气测量在鄂尔多斯盆地西缘砂岩型铀矿勘查中的应用
2.
It summarized the characteristics of soil radon precursory anomalies, which were observed in 9 earthquakes(M≥3.
总结了 10年来长乐筹东土壤氡气 (土氡 )观测点所测得的 9个 3 6级以上地震的土氡前兆异常特征 ,表明土氡异常具有预报意义。
4) Soil-air interface
土-气界面
5) Qidao clay
气刀土
1.
The raw materials of Qidao clay in Guangxi have small particle-size.
广西气刀土原料粒径微细,颗粒组成处于微米～亚微米级范围。
6) Thoron level
气土水平
补充资料：气土
1.犹风土。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条