• Though it is di? Cult to grow trees in the saline-alkali soil, the ground cover and wetland vegetation are rich and vary in response to subtle changes in the water table and PH values.

    尽管难以盐碱地栽种树木,但覆盖地表湿地植被异常丰富,随着地下水位PH值的细微变化呈现不同的形态。

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  • The 2005 URS study concluded that the results of the chemical soil testing are generally below the Dutch intervention values (DIV).

    2005年urs进行研究显示,土壤化学测试结果普遍低于荷兰干预(DIV)。

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  • Table 1 Resource gradients division of soil factors. The same values in adjacent grades are assigned to the lower grade.

    1土壤因子梯度等级划分相邻等级相同划入等级

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  • Classical statistical analyses show significant spatial variability of soil erodibility K values at a scale of small watershed, the variance coefficient of which is 39.94%.

    经典统计学方法分析表明小流域尺度土壤K存在很强空间变异性,其变异系数达39.94%。

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  • For three kinds of different soil layer construction, the characters of the platform values and the characteristic periods of ground surface acceleration response spectra were studied.

    系统研究了软夹层在底部、中部顶部土层结构反应平台特征周期的主要特征。

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  • The result shows that the values of computation agree with the experimental data fairly well through comparing calculating soil moisture characteristic curve with the experimental one.

    结果表明模型计算实测值吻合非常,说明通过优化法确定非饱和土壤水分特征曲线是可行的。

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  • Meanwhile, the author gives the FEM calculation process and partial parameter values, and introduces the method to decide the frozen soil strength.

    同时给出有限元计算过程部分参数介绍了冻土强度确定方法

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  • While the soil water suctions increased to some values, the unsaturated hydraulic conductivities in middle soil layers were higher than those in topsoil layers.

    土壤吸力增大一定时,中间土层的土壤非饱和水率反而大于底土层和表土层

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  • In conventional soil environment quality evaluation, the regional soil background values or the contents in the soil control points of evaluated region were used as evaluation criteria.

    以往土壤环境质量评价中,一般是以区域土壤背景评价土壤对照点含量作为评价标准

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  • The examples for the application of the background values to the formulation of soil environmental quality standard and the study of human health and agriculture were discussed.

    讨论了土壤背景制定土壤环境质量标准研究人体健康农业方面应用实例

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  • This article gives an account of the relationships between the natural background values of elements in soil and environmental conditions.

    本文详细叙述土壤元素自然背景环境密切关系

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  • Although the friendship between the Hui and Han villages has their roots in the soil of traditional socio-culture, it still has significant values in modern times.

    村庄这种情谊扎根传统社会文化土壤中,具有不可忽略现代价值

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  • The results show that there are different values in different soil ecology region in Hubei province.

    结果表明不同的土壤生态区相差较大。

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  • We identified the most appropriate proportion of nutrients by analyzing the soil background values.

    通过土壤背景测定,找出合适营养物质配比

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  • The atlas of China soil background values was briefly introduced in this paper.

    简要介绍了中国土壤背景图集

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  • Effect coefficients of the response spectra flat section values of three kinds of soil layer constructions were found by comparing the average values with those of the normal profiles.

    通过正常剖面反应平台比较,给出了土层结构反应谱平台值的影响系数

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  • The soil moisture is measured in the field by time domain reflectometry , neutron probe and soil sampling, The results showed that the measured values are different.

    应用时域反射仪、中子钻法测定了农田土壤水分,并对农田土层含水量和主体贮水量测定结果进行了比较。

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  • The equation among Lou soil and Heilu soil urease activity and time and their buffering values is quadratic linear regression equation.

    、黑脲酶活性时间土壤缓冲量之间的关系二元线性回归方程

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  • Predicted runoff by WEPP was accepted, but predicted soil loss was a little far from the measured values.

    WEPP模型对径流量的模拟结果基本可以接受模型对土壤侵蚀量的模拟出现一定偏差。

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  • This numerical model gives the dynamic change of earth pressure in the soil around the shield model; and the calculated values are compared with those monitored in the model experiment.

    模型考虑刀盘开口率影响,获得周围土体中土压力动态变化曲线,土压力的实测值和计算进行比较。

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  • After testing the national standard substance (GBW 07416) of soil available composition, the analytical results are nearly in accord with standard values.

    通过国家标准物质土壤有效测试结果标准值基本一致,测得标准值的不确定度范围内。

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  • The research indicates that different sizes of specimens result in different values of soil shear strength, and this phenomenon can be well explained using the strength theory of fibrous bunchiness.

    研究表明不同尺寸岩土试样强度实验结果不同,按纤维强度理论解释较为吻合;

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  • In fact, fertile soil - good dirt - may become more important to land values than oil or minerals in the ground.

    事实上,俗称肥沃土壤可能会变得石油矿产资源更为重要

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  • The values of the dynamic shear modulus and the damping factor are close to those of sandy soil.

    剪切模量阻尼特性接近砂性土。影响阻尼特性最明显的因素剪应变和周压力。

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  • The preliminary studies suggests that the values of the optimum ranges of trace elements in the soil of citrus orchards in south Fujian may provide the parameters of nutrition diagnosis for the soil.

    本文初步提出闽南柑桔园土壤微量元素含量适宜指标,可供土壤营养诊断之参考。

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  • The soil obstacle factor, the critical values of some nutrients and the supply intensity, as well as fertilizer efficiency should be paid more attention in formula fertilization by soil testing.

    配方施肥注意土壤障碍因子某种元素临界供应强度肥料利用率等问题。

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  • You may change these values manually given that you know the behaviour of certain soil very well.

    可以手动修改,但前提你必须很清楚土体性能

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  • Among all component values of heat balance, the latent heat flux occupies the highest proportion from net radiation, both turbulence heat flux and soil heat flux occupy lower.

    热量平衡分量中,潜热通量辐射的比值最大湍流通量土壤热通量均较小

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  • By computations and analysis it is found that the seismic-induced accumulative pore water pressures of seabed increase with the values of soil deformation modulus and Passion's ratio decreasing.

    通过计算分析可以发现随着变形模量泊松减小,由地震所引起的海床中的累积超孔隙压力增大

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  • By computations and analysis it is found that the seismic-induced accumulative pore water pressures of seabed increase with the values of soil deformation modulus and Passion's ratio decreasing.

    通过计算分析可以发现随着变形模量泊松减小,由地震所引起的海床中的累积超孔隙压力增大

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