论述了土壤中氡的析出机理，通过设计实验验证了土壤取样测氡的可行性。
It explains the the mechanism of the separation of soil's radon. Through the designed experiment, it confirms the feasibility of measuring radon for taking the soil's sample.
森林土壤取样的研究结果表明：基于设计的取样策略主要建立于传统的调查取样的基础上，需要多少样本，研究区应设定多大范围是设计考虑的主要内容。
Result of forest soil sampling indicates that: design-based approach is mainly based on the traditional investigation, the number of samples and study area are mostly considered by this approach.
使用英国石油公司提供的多点岩心取样器，科学家们得到了水下的土壤标本。
Using a BP-funded multicorer they got underwater soil samples.
该项研究发现，根据土壤的类型与取样的深度不同，土壤储存的碳水平有所不同。
The study found that soil carbon levels varied, depending on soil type and sampling depth.
对现场的取样分析解释了显著的树冠损失的原因。排水不良地区的粉质粘土壤土和具有代表性的草原环境条件都在现场广为散播。
Forensic analysis of the site explained significant canopy loss. Poorly drained areas with silty clay loam soils - conditions more representative of prairie environments - were widespread on the site.
为了完成对月球土壤的取样等科学任务，必须确保某些有效载荷安全降落在月球表面。
For lunar exploration missions such as soil sampling, payload instrumentation must safely descend to the lunar surface.
但生产基地的大气、水质、土壤需取样检测，达到规定的质量标准，才能保证生产的大蒜的重金属和农药残留等符合安全指标。
But the atmosphere, water, soil sample of garlic production base need to detect in order to ensure the heavy metals and pesticide residue of garlic in the safe range.
采用定位取样法研究了陕蒙沙漠高速公路路堤和路堑边坡土壤水分的季节变化。
Soil moisture content and its dynamics on road embankment and cutting slope at fixed points were investigated on shaanxi-inner Mongolia desert expressway.
基于实地踏勘和取样，通过大量室内直剪试验发现根系对土壤抗剪能力的提高有一定影响。
Based on the exploration and sampling on the spot and with plenty of direct shear tests, it can be concluded that the roots can enhance the ability of resist shear strength of soil.
由于受海塘土层结构的影响，药物灌浆孔附近土壤中氰戊菊酯的含量随取样部位不同而有差异。
The content of fenvalerate in soil near to the grout hole varied with the difference of sampling location affected by seawall soil structure.
并讨论了土质、土壤、含水量、取样深度等对断层气氡测量的影响。
And the effects of soil condition, soil moisture content and sample depth in fault gas measurement were discussed also.
通过对重庆市全境范围39个区县农田土壤及主要粮食作物进行同步取样调查，获取土壤样品456份，水稻、玉米植株及籽粒936份。
Based on synchronous sampling of soil and crops from 39 counties of Chongqing, 456 soil samples and 936 crop samples (including stem, grain of paddy and corn) were collected.
进行了现场腐蚀状况调研，对现场埋地管道的土壤腐蚀情况就地测量了相关参数，并进行了腐蚀试片埋设和现场取样工作。
A field investigation of corrosion status of buried pipeline and measurement of the soil parameters were conducted, accompanied with corrosion test piece laying and field sampling.
通过野外土壤剖面观测和取样进行物理性质测定分析岗中洼成因。
Soil profiles observation and soil samples physical properties analysis methods were adopted to study the possible factors contribute to form the waterlogged land.
土壤特性的空间尺度问题是当今土壤科学研究的前沿，在进行土壤空间变异研究中，大孔隙的合理取样尺度分析对大孔隙流研究具有十分重要意义。
Spatial scale is forefront in soil-scientific research, so the analysis of macropore reasonable sampling size becomes significant which is in case of taking account of spatial variability.
土壤特性的空间尺度问题是当今土壤科学研究的前沿，在进行土壤空间变异研究中，大孔隙的合理取样尺度分析对大孔隙流研究具有十分重要意义。
Spatial scale is forefront in soil-scientific research, so the analysis of macropore reasonable sampling size becomes significant which is in case of taking account of spatial variability.
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