• The soil capacity system has transfering and screening effects, which display the different matching degree of supplied information and required information.

    土壤系统中转筛检作用,反映地下馈信息流植被需求信息流匹配程度不同

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  • This paper discusses the method of determining the dimension of base of tower crane, and the calculation formula of soil capacity which take the action of diagonal wind into account is presented.

    本文设计塔吊基础底面大小方法进行了讨论提出考虑作用地基承载力计算公式

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  • FAO has worked to raise the local capacity in dealing with the issue by training more than one hundred local officers and providing them with special instruments to measure soil salinity.

    粮农组织通过培训一百当地官员他们提供测量土地盐度专用工具努力提高当地处理一问题能力

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  • That situation is certainly fixable, but deeper Wells, drip irrigation and soil restoration all require investments beyond the capacity of most of the area's farmers.

    这种状况可以改变更深水井,更先进的灌溉方式,土地修复需要大量资本投入,这超出大部分农民承受能力

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  • Based on infiltration capacity curve, the paper demonstrates the amelioration of soil infiltration capability under the soil and water conservation measures from theoretical and experimental analysis.

    土壤水分下渗能力曲线出发,理论实验分析两方面说明水土保持措施土壤入渗性能改良作用。

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  • Standardization of crop irrigation using the agrohydrological characteristics, such as texture, bulk density, soil moisture under the lowest water capacity and wilting moisture is investigated .

    土壤的农业水文学特征土壤质地、土壤容量最低田间含水量萎蔫下的土壤含水量对作物灌溉规范化进行了研究。

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  • The pitch is 105 x 68 metres and has an automated sprinkler system and under-soil heating. The current normal capacity is 63,000.

    场地长105,宽68米,拥有自动洒水系统地底加热系统目前能容纳63000人。

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  • Sedimentary soil shall be cleared when reaching 50% of the capacity. Sedimentation tank shall be cleaned or sand therein shall be replaced in case of drainage difficulty.

    沉积容量50%清理沉积泥土;当沉淀池排水不畅时,清理替换砂砾

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  • Fallen trees also provide bird and animal shelter, increase water holding capacity of the soil, and recycle nutrients back into the environment through decomposition.

    倾倒树木鸟类动物提供了栖息场所,同时维系水土经过议定物质分解,将营养成分循环操纵。

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  • Its capacity of resisting large external load enables it not to rely on lateral support of the soil, therefore its requirements on backfilling soil is lower than on flexible tubes.

    由于它本身抵抗较大荷载,使其不须依赖土壤侧向支撑因而回填要求柔性管低。

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  • Rainfall erosivity is a potential capacity of soil erosion by rainfall.

    降雨侵蚀降雨引起土壤侵蚀潜在能力

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  • However, when precipitation rate is large enough and soil water goes beyond the field capacity, the excessive soil water will flow laterally to the lower levels through noncapillary pores.

    降水强度较大致使土壤水分大于田间持水量时,超过田间持水量部分土壤很快低的台阶

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  • Based on soil water infiltration testing and related parameters measured in field, tillage soil water infiltration capacity attenuation process was analyzed and the mechanism was discussed.

    基于大田土壤水分入渗试验相关参数测定分析了耕作土壤入渗能力衰减过程,探讨了耕作土壤入渗能力衰减机理

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  • As the nature of the soil often varies considerably on the same construction site, the capacity of the soil to support loads also varies.

    即便同一施工现场由于地基性质有很大差异土体承载力相同

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  • The relationship was analysised between organic matter, soil granular composition and cation exchange capacity(CEC) in Qinghai major soil types.

    通过青海主要土壤类型剖面的有机质、机械组成阳离子交换量三者之间关系分析

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  • Soil environmental capacity is the maximum tolerable amount of pollutants inputed into a soil ecosystem, which still maintains its normal structure and functions.

    土壤环境容量输入土壤生态系统污染物最大允许负荷,此时系统保持正常结构功能

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  • The tropical mountain rain forest located at mid-high altitude with slight anthropogenic disturbance had the highest soil nutrient-holding capacity and integrated soil quality index.

    位于中、高海拔人为干扰轻的山地雨林原始林具有最好的土壤养分保持能力,土壤综合质量指数最高。

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  • Based on soil field infiltration test, the effects of corn straw mulch on freezing-thawing soil infiltration capacity are discussed.

    基于大田土壤入渗试验,讨论了玉米秸秆覆盖土壤冻融特点及入渗能力影响

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  • The bearing capacity and settlement of the shallow foundation on soil is the important subject of the soil mechanics and foundation engineering.

    基础地基强度变形历来力学基础工程学重要内容之一。

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  • When land use patterns changed, changes in soil quality were embodied in content of organic matter, soil water holding and supplying capacity, soil structure and soil microbial characteristics.

    土地利用方式变化过程土壤质量变化体现有机质含量、土壤能力、土壤结构状况土壤微生物特性的变化上。

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  • Conventional safety factor method for confirming the bearing capacity of foundation soil has many defects.

    传统安全系数确定地基承载力存在许多缺陷

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  • After removing free Fe oxides and amorphous Fe oxides from the soil, the phosphate sorption capacity of the soil decreases markedly.

    除去土壤游离氧化铁无定形氧化铁后,土壤对吸持容量显著下降

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  • The amount of water that remains after the excess has drained away from the saturated soil is known as the field capacity.

    过量饱和土壤中排出后,余下的水量称为田间持水量。

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  • The results showed that soil evaporative capacity of walnut forest land was positive correlation to average temperature of month.

    结果表明黄土高原核桃林地土壤蒸发量与月均温呈正相关关系。

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  • The load test is an important means to study composite foundation bearing capacity of cement-soil mixed piles at present.

    载荷试验目前研究水泥土搅拌复合地基承载力重要手段

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  • The critical soil water capacity was 9.78% when Starkrimson young apple trees needed irrigation.

    新红星苹果幼树灌溉临界土壤含水量轻壤土为9.78%;

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  • The results show that the infiltration water temperature has strong influence on infiltration into frozen soil, the infiltration capacity enhanced with the water temperature increasing.

    试验结果表明入渗水温冻土入渗规律影响十分明显,冻土入渗能力随入渗水温的升高而增强

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  • The soil moisture storage capacity affected by precipitation assumes an annual fluctuation and this fluctuation presents an obvious hysteretic nature.

    土壤储水量降水的影响呈现年际波动同时土壤储水量波动具有明显滞后性。

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  • This paper the evolution of the concept of soil buffer capacity, proposed a new concept, system to study soil pollution from soil buffering to pollutant.

    阐述土壤缓冲概念演变提出缓冲性角度研究土壤污染思路体系

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  • Employing organic fertilizer could ameliorate the character of soil, increase the capacity of soil nutrient providing and advance soil biological activities.

    施用有机肥可以改善土壤性质提高土壤养分,增加土壤生物活性

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