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
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。
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
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。
Changes in non-waterlogged soil air carbon dioxide (CO 2) concentration were studied in a rice-wheat rotation ecosystem of southeast China.
通过同步观测耕层土壤空气CO2 浓度廓线、土壤温度和土壤含水量 ,主要研究和讨论了华东地区典型稻麦轮作农田旱地阶段的土壤空气CO2 浓度的变化规律 ,及土壤温度和含水量对它的影响。
Such CO2concentration in the soil air was still suitable for crop growth.
在玉米生育期内测定了0~100cm土层土壤空气组成、土壤通气状况的呼吸强度。
Its removal draws soil air into the hole.
其拔起的动作会把土壤气体抽入孔中。
Field Study of Soil Vapor Extraction(SVE);
土壤气相抽提(SVE)现场试验研究
soil-plant-atmosphere model
土壤—植物—大气模式
Air, water and soil are nonliving things.
空气,水和土壤是非事物。
soil permeability meter
土壤透水透气度测定仪
soil-plant-atmosphere continuum
土壤-植物-大气连续体
a type of soil occurring under grasses in temperate climates.
一种在温和气候里的草下形成的土壤。
waste matter that contaminates the water or air or soil.
污染水、空气或土壤的废物。
raw materials taked from the soil and air
在土壤和空气中得到的原料
The hot sun drew up the moisture from the earth.
炎热的太阳蒸发了土壤中的湿气。
a type of soil that develops in arid climates.
在干旱的气候中形成的土壤。
which otherwise would combing with the soil and fade from sight),
否则氧气将与土壤结合而隐匿不见)
Pollution hurts the Earth's land, water and air.
描述:污染对土壤、资源和空气造成破坏。
Improving Growth of Street Trees by Boring the Rhizo$pheric Soil for Aeration
土壤钻孔通气法对行道树生长的改善
The application of ~3H tracer in soil aerated zone tracing experiment
氚示踪剂在土壤包气层实验中的应用
Effect of Dissolved Organic Matter on Mercury Release from Soil/Water/Air Interface;
DOM对汞在土壤—水—气界面释放的影响
Study on Electrical Character of Grounding Grids in Non-Uniform Soil Regions;
复杂土壤地区接地网电气特性的研究
Creative Education Needs Air,Soil and Water;
创新教育需要“空气”、“土壤”和“水分”