It is this thin layer of active soil that supports all living things on the tundra.
正是这被太阳晒暖的苏醒过来的薄薄的一层土壤养活着冻土带上的一切生物。
The contribution of different types of active soil organic carbon to soil available nutrients was different.
土壤活性有机碳的不同类型对土壤养分的有效性贡献不同。
Based on the magnitude of active soil pressure, parameters like bend are calculated applying evenly distributed load method.
本文根据主动土压力大小，应用均布荷载梁计算方法，计算其挠度等参数。
It is considered that active soil organic matter had influence on soil nutrient, plant growth, environment, atmosphere and human kind.
土壤有机物质的活性成分是对土壤养分、植物生长乃至环境、大气和人类有影响的有效物质。
Soil enzymes is a biologically active soil protein, which in the degradation of organic pollutants and microorganisms play an important role in the process.
土壤酶是土壤中具有生物活性的蛋白质，它与微生物在降解有机污染物过程中起着重要的作用。
The deduced calculation formula of active soil pressure acting on each plate of cargo body will provide scientific reference for structure design and performance analysis of dump truck.
导出的车箱各板的主动土压力计算公式，为自卸汽车车箱结构设计与性能分析提供了参考。
It allows the temperature of the soil to remain warm enough for microbes to remain active.
它使土壤温度保持足够的温度，并让微生物保持活跃。
These microbes enable the soil to have more nitrogen, which plants need to live and they remain quite active during the winter.
这些微生物可以让土壤中植物生长所需的氮含量增加，在冬天让植物仍保持活跃。
Farmers have since credited the ash with enriching their soil — one reason why many Icelanders and others continue to live perilously close to active volcanoes.
农民们相信火山灰会使土地更加肥沃，这也是为什么许多冰岛人依然住在活火山边的原因之一。
Can only slow decomposition in the soil, the release of active substances.
只能在土壤中缓慢分解、释放活性物质。
Amorphous material is one of the most active part of the solid phase of soil.
无定形物质是土的固相中很活跃的一个组成部分。
Soil active carbon provides more energy for soil microbe and the process of nutrients cycling in freshwater marsh ecosystem is accelerated.
湿地土壤中的活性有机碳可以为土壤微生物提供更多的有效能量，从而加快湿地生态系统养分循环过程。
Soil-plant system went to a thinner active horizon.
土壤-植被系统趋于更薄的活动层。
Grassland vegetation plays active and important role in conserving soil and water, particularly in the eco-environment construction on Loess Plateau.
草本植被具有积极的保持水土的作用，在黄土高原生态环境建设中具有不可替代的作用。
This also produced active effects on the existence of birds, insects, soil animals and desert animals.
此外，对鸟类、昆虫和土壤动物及荒漠动物的生存产生了积极的影响。
The study examined the total contents of soil organic carbon and the content of soil active organic carbon and stable organic carbon in farmland, grassland, scrub and forest ecosystems.
本研究分析了子午岭林区农田、草地、灌丛和森林不同生态系统土壤总有机碳、活性有机碳和稳定性有机碳含量。
The aim of this study was to find the release behavior of active aluminum in red soil added with paper mill sludge compost(PSC) by simulating cultivating experiment.
通过室内模拟培养实验，研究赤红壤中添加富含铝盐的造纸污泥堆肥后，土壤中活性铝的释放特性。
By analyzing the influence of the radius of pit and soil parameters to the active earth pressure distribution, it was (achieved) that the influence is identical to Rankine theory.
通过分析得出基坑半径和土体参数对基坑主动土压力的影响规律，并发现与朗肯土压力理论一致。
The trace phenol and impurity were removed from the bisphenol A with active white soil as dephenolizer, and its rate is more than 99%.
用活性白土做脱酚剂去除双酚A中的微量苯酚及其杂质，其去除率可达99％以上。
Soil respiration and active microbiomass were good indexes of soil microbial characters and soil enzyme.
土壤呼吸和土壤活跃微生物量是衡量土壤微生物特性和土壤酶的较好指标。
A formula of active earth pressure on retaining wall was proposed which considers the cohesion force on sliding plane and the adhesive force on interface of soil and retaining wall.
考虑滑裂面上填土的粘聚力及填土与墙背接触面上的粘着力，推得了粘性填土挡墙上的主动土压力计算公式。
Large scale numeric calculation shows that the active limiting displacement is increasing with the depth of retained soil, and that the increment is zero when the soil depth reach some degree.
大量数值计算表明：主动极限位移随土层深度增加而增加，但到一定深度后其增量为零。
These opposite effects may lead to additional lateral pressure and make active earth pressure of soft soil bigger than the theoretical value.
在土钉-排桩复合结构中，土钉的加固机理使软土主动土压力减小，而土钉的锚拉作用又可能使软土产生附加侧压力。
And a credit guarantee payment and touch convenient logistics service system, more in all art online active online trading provides the best quality of soil.
而有信用保证的支付方式和畅达便捷的物流服务系统，更为中都艺术在线活跃的网上交易提供了最优质的土壤。
For soil trace element, the ageing humus had fixed effect. The nascent active humus had effect to promote the activity.
对土壤微量元素，老化的腐殖质有固定作用，新生的活性腐殖质有促进活性作用。
The primary result of measurment for gaseous mercury in soil on active faults in Weihe basin is obtained with JM-3 digital gold-film mercury meter.
利用JM—3型数字金膜测汞仪对渭河盆地活动断层进行壤中气汞测量，取得了初步结果。
To investigate the soil resistance and the active location between the ridger and soil, the test was carried out in the soil bin by the means of orthogonal test.
采用正交试验的方法，对起土铲进行了土壤阻力室内土槽试验，并通过观察确定了起土铲的主要触土部位。
In this thesis, a new solar active heating system with air collectors collecting and soil heat storage is studied for greenhouses heating.
本论文研制一种以空气为载热介质的太阳能空气集热-土壤蓄热的增温系统，应用于农业温室。
Results also show that EXC-Cd were the most active or available form, and then WBO-Cd in Acidic-neutral soil.
不同供试土壤中活性镉的形态是：中、酸性土壤主要为交换态与松结有机态，而石灰性土壤上则以交换态为活性镉的主要给源。
Main disasters in the region include earthquake, active faulting, landslide, fissure and sinking, debris flow and soil erosion.
矿区地质灾害既普遍又严重，主要类型有：地震、活动断裂、滑坡、地面裂陷、泥石流及土壤侵蚀等。
应用推荐