The research supplies a new method for quantitative study of steady phreatic evaporation of sand-layer soil.
该实验为定量研究夹砂层状土壤潜水蒸发提供了新思路。
A new analytic method for grounding resistance of compound grounding grids in two-layer soil is deduced in this paper.
提出计算双层土壤复合接地网接地电阻的新解析方法。
The analytic computational formula for grounding resistance of grounding rods in three-layer soil is derived based on the concept of equivalent soil resistivity.
基于等值土壤电阻率的概念，导出了三层土壤中垂直棒接地电阻解析计算公式。
Reliability calculation example shows that: in multi-layer soil pile, the reliability of a long pile bearing capacity is impacted greatest by the length of the pile.
可靠度计算实例表明，在多层土长桩承载力可靠性受桩长影响最大。
Based on the method of moment and the boundary element method, an improved method to analyze the grounding system buried in multi-layer soil with finite volumes is presented.
提出了分析含有有限体积的参数不同的材料的水平分层土壤中的接地网接地性能的方法。
Beneath the soil lies a layer of bedrock.
土壤下面有一层基岩。
The water evaporates and the salts are left behind, creating a white crustal layer that prevents air and water from reaching the underlying soil.
水蒸发留下盐分，形成白色的地壳层，阻止空气和水进入下面的土壤。
Once the humus layer disappears, nutrients cannot be recycled and leach from the soil, converting soil from fertile to infertile and making it suitable only for savanna vegetation.
一旦腐殖质层消失，养分就无法从土壤中回收和过滤，致使土壤由肥沃变为贫瘠，只适于热带草原植被的生长。
Five tons of soil would fill a small dump truck; if spread over an acre, it would make a layer slightly less than the thickness of a dime.
五吨的土会装满一辆小型自卸式卡车；若铺开在一英亩的土地上，它会形成不足一角硬币厚度的土层。
Duricrust is a hard layer on or near the surface of soil.
铝铁硅钙壳是土壤表面或其附近的一层硬物。
The killers threw him into a ditch and covered his body with a thin layer of soil in an attempt to hide the body.
杀人者将他扔进一条壕沟内，然后在他的身上埋上了一层薄土，试图掩藏他的尸体。
X woman's finger bone came from a soil layer that has yielded bracelets and other artifacts usually attributed to humans, Krause notes.
Krause提到，在发现X女人手指骨的土层中也挖掘出了手镯和其它手工品，这些东西通常是人类特有的。
It's an 8 - to 12-inch layer of dirt impregnated with hydrogels, along with organic agents that nourish the natural bacteria in the soil.
它是一个由8-12英寸的一个充满水凝胶的泥土层，还有可以培养土壤中自然菌的有机处理剂。
As the glaciers advanced, they scraped off the top layer of rock and soil on land and then released minerals and nutrients into the ocean as they retreated.
在冰川进展过程中，它们剥脱了陆地表面的岩石和土壤，然后在撤退时将矿物质和营养物质释放到海洋中。
If your soil does not contain a lot of sand, add a 3-inch layer of sand on top of the soil.
如果土壤含沙量不够，则需在土壤表面覆盖3英尺的细沙。
The sample is from the surface soil that scientists say covers a layer of ice.
科学家称上面覆盖一层冰的土壤样品是来自火星表层。
The top layer of soil is a different color. Scrape it away and make straight lines, which are easy to spot from above.
Dill告诉我们，土的上层和底下的颜色是不同的，把上层的土挖掉，呈现出一条颜色相异的直线壕沟便于人们从上空发现你。
Had no water layer here, and if there is not enough water and soil, slime molds will enter the sleep state.
本来这里的土层没有水源，如果没有足够的水源和土壤，黏菌会进入休眠状态。
Five tons of soil would fill a small dump truck; spread over an acre it would make a layer slightly less than the thickness of a dime, Mr. Cruse said.
5吨的土会装满一辆小型自卸式卡车；把这车土倾洒在一英亩土地上会形成不足一角硬币厚度的土层，克鲁斯先生说。
As the river slows down, it deposits a layer of soil.
河流流速变慢时，一层流沙便沉积下来。
In the mesh cage above, spread a layer of soil, can grow grass; naturally settling dust, the natural growth of weeds.
在格宾网网箱上面，铺撒一层土，可以生长草；自然也会沉降尘土，自然生长杂草等。
Through deducing the Green's function in a three level layer soil by complex image method, application of this method is clarified.
通过运用等值复数镜像法求出水平三层土壤中的格林函数，阐述等值复数镜像法的应用。
When the robotic arm first reached that depth, it hit a hard layer of frozen soil.
当机器臂第一次达到这个沟的时候，它触到了一层硬的冻土。
Once found engineering construction area appear soft soil layer, should take corresponding measures.
一旦发现工程建设区域出现软土层，就应该采取相应措施。
When the road engineering construction area is soft soil layer appeared, will aggravate burden of engineering construction, and even road stability and security should be used.
当道路工程建设区域有软土层出现时，就会加剧工程建设负担，甚至应道路稳定性及安全使用。
At the initial stages of restoration, improvement on the soil biological properties by lichen and moss were represented mainly on surface layer soil.
在恢复初期，地衣和苔藓对土壤生物学性质的改善主要体现在土壤表层。
The influence caused irrigation (rainfall) is to each layer soil matric potential reduces with depth of increment.
灌水(降雨)对各层土壤基质势的影响随深度的增加而减小。
It increased plough layer soil water and available nutrients content.
大豆覆膜增加了土壤水分与速效养分含量。
It increased plough layer soil water and available nutrients content.
大豆覆膜增加了土壤水分与速效养分含量。
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