The soil capacity system has transfering and screening effects, which display the different matching degree of supplied information and required information.
土壤容库系统起中转筛检作用,反映地下馈供信息流与植被需求信息流的匹配程度不同;
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.
本文对设计塔吊基础底面大小的方法进行了讨论,提出了考虑斜向风作用下地基承载力的计算公式。
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多名当地官员和向他们提供测量土地盐度的专用工具,努力提高当地处理这一问题的能力。
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.
这种状况是可以改变的,但更深的水井,更先进的灌溉方式,土地的修复都需要大量的资本投入,这超出了大部分农民的承受能力。
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.
从土壤水分下渗能力曲线出发,从理论和实验分析两方面说明水土保持措施下土壤入渗性能的改良作用。
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 .
用土壤的农业水文学特征,如土壤质地、土壤容量、最低田间含水量和萎蔫下的土壤含水量对作物灌溉的规范化进行了研究。
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米,宽68米,拥有自动洒水系统和地底加热系统,目前能容纳63000人。
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.
当沉积土达容量的50%时,清理沉积泥土;当沉淀池排水不畅时,清理或替换砂砾;
Fallen trees also provide bird and animal shelter, increase water holding capacity of the soil, and recycle nutrients back into the environment through decomposition.
倾倒的树木也为鸟类和动物提供了栖息的场所,同时维系了水土,经过议定物质分解,将营养成分循环操纵。
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.
由于它本身能抵抗较大的外荷载,使其不须依赖土壤的侧向支撑,因而对回填土要求较柔性管低。
Rainfall erosivity is a potential capacity of soil erosion by rainfall.
降雨侵蚀力是降雨引起土壤侵蚀的潜在能力。
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.
而当降水强度较大,以致使土壤水分大于田间持水量时,超过田间持水量部分的土壤水会很快流往较低的台阶。
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与相关参数的测定,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。
As the nature of the soil often varies considerably on the same construction site, the capacity of the soil to support loads also varies.
即便在同一施工现场,由于地基的性质有很大差异,土体的承载力也不相同。
The relationship was analysised between organic matter, soil granular composition and cation exchange capacity(CEC) in Qinghai major soil types.
通过对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的关系分析。
Soil environmental capacity is the maximum tolerable amount of pollutants inputed into a soil ecosystem, which still maintains its normal structure and functions.
土壤环境容量是输入土壤生态系统污染物的最大允许负荷,此时该系统仍保持正常的结构和功能。
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,人为干扰最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。
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对土壤冻融特点及入渗能力的影响。
The bearing capacity and settlement of the shallow foundation on soil is the important subject of the soil mechanics and foundation engineering.
浅基础的地基强度及变形历来是土力学与基础工程学的重要内容之一。
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.
在土地利用方式变化过程中,土壤质量变化体现在有机质含量、土壤供持水能力、土壤结构状况和土壤微生物特性的变化上。
Conventional safety factor method for confirming the bearing capacity of foundation soil has many defects.
传统的安全系数法确定地基承载力存在许多缺陷。
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和无定形氧化铁后,土壤对磷的吸持容量显著下降。
The amount of water that remains after the excess has drained away from the saturated soil is known as the field capacity.
当过量的水从饱和土壤中排出后,余下的水量被称为田间持水量。
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。
The load test is an important means to study composite foundation bearing capacity of cement-soil mixed piles at present.
载荷试验是目前研究水泥土搅拌桩复合地基承载力的重要手段。
The critical soil water capacity was 9.78% when Starkrimson young apple trees needed irrigation.
对新红星苹果幼树灌溉的临界土壤含水量轻壤土为9.78%;
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,入渗水温对冻土入渗规律的影响十分明显,冻土的入渗能力随入渗水温的升高而增强。
The soil moisture storage capacity affected by precipitation assumes an annual fluctuation and this fluctuation presents an obvious hysteretic nature.
土壤储水量受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。
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.
阐述了土壤缓冲性概念的演变,提出从缓冲性角度研究土壤污染的思路及体系。
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,增加土壤的生物活性。
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