soil expansion的例句大全

In this paper, the effect of earth temperature gradient on moisture movement in expansive soil and the relationship between the magnitude of expansion and shrinkage deformations and the variation of water content in the soil are investigated for some areas with the expansive soil in China.

本文研究了我国一部分膨胀土地区地温梯度对膨胀土水分迁移的影响和土的胀缩变形幅度与水分交化间的关系。

Analysis and investigation of severe dam collapse often existing in soil ridge terraced land of dilatable soil areas in south Shaanxi demonstrate that the essential cause for dam collapse is acute decrease of strength of dilatable soil with moisture absorption and consequent expansion.

对陕南膨胀土分布区土坎梯地普遍存在的严重垮坎现象进行调查分析表明，膨胀土吸水膨胀、强度锐减的土质特性是土坎梯地垮坎毁坏的根本原因。

Research on Property of Salt Expansion of Saline Soil in Xinjiang Area

新疆地区盐渍土的盐胀特性研究

In Xinjiang extreme weather: large temperature, precipitation, evaporation under the influence, development and expansion of salt sulphate saline soil deformation caused serious impact on the local road works.

在新疆极端气候：昼夜温差大、降水稀少、蒸发量大的作用下，硫酸盐渍土的发育和盐胀变形对当地的道路工程造成严重影响。

Engineering Diseases of Expansion Soil Embankment of Railways and Treatment Measures

膨胀土铁路路堤工程病害与防治措施

Analyzing the sandstorm, the experts and scholars in our country have recognized that, the main reason of sandstorm happens is the increasing expansion of desertification land and the primary sector forming desertification of land is the soil wind erosion.

专家学者研究沙尘暴发生的原因认为，我国沙漠化土地面积日益扩大是沙尘暴发生的重要因素，而土地沙漠化的首要环节是土壤风蚀。

We will implement major ecological projects to return grazing land to grassland, protect natural forests, prevent and control sandstorms, conserve water and soil, prevent and reverse the expansion of stony deserts, and recover wetlands.

实施退牧还草、天然林保护、防沙治沙、水土保持、石漠化治理、湿地恢复等重大生态工程。

Application of Artificial Neural Network to Studying Salt Expansion Properties of Saline Soil

人工神经网络在盐渍土盐胀特性研究中的应用

Make natural and soft soil knot, adopt beat sand well or plastics catchment plank method for carrying preparing pressings, in soft handle design of the engineering with construction practice, get expansion already and gradually with apply.

使天然软土固结，采用施打砂井或塑料排水板堆载预压的方法，在软基处理工程的设计和施工实践中，已逐步得到推广和应用。

Taking frozen soil foundation as an example, this article briefly introduces the application of expansion body mechanics in oilfield engineering.

本文系以冻膨胀体&冻土地基为例，简述膨胀体力学原理在油田工程中的应用。

The comparing analysis indicated that: expansion and degradation of Three River Source Region's wetland can both impose impacts on Surface Temperature, Potential Height Field, Wind Field, and intensity of precipitation, as well as the vapor rate and containing water of soil.

通过对比分析发现，三江源湿地的扩大和缩小都能影响地表温度、高度场和流场、以及降水的强度，还能影响到土壤含水量和蒸发量。

Desertification leads to the formation of drought and lack of rain. Soil erosion and grassland desertification and degradation will continue to cause the expansion of the area of sand region. Desertification is our country is very serious.

荒漠化导致干旱少雨小气候的形成，水土流失、草原沙化退化严重，而且荒漠沙区面积不断扩大。

Problem of spherical cavity expansion in granular soil under high stresses

高应力粒状土中球形孔的扩张问题

The end-bearing capacity of piles embedded in residual granitic soil can be simulated by the theory of spherical cavity expansion.

该土层内的桩端承载力可以用球孔扩张理论来模拟。

rigorous similarity solution of cavity expansion in soil taking the effect of intermediate principal stress into account

考虑中间主应力影响的土中孔扩张问题精确相似解

in the study of piles jacking in soil, cavity expansion method ( cem) in infinite space is usually used to simulate the expansion of piles.

在静压桩贯入问题的研究中，常用无限土体中圆孔扩张法来模拟桩端对土体的扩张。

the compaction effect of cfg pile treating road soft soil is analyzed theoretically based on the theory of cavity expansion, and the excess pore water pressure, land upheaval and compaction characteristics due to installation of a pile in soil are computed according to a project instance.

利用圆孔扩张理论对CFG桩处理公路软粘土的成桩效应进行了理论分析，依据工程实例对沉管引起的桩间土超静孔压、地表隆起量及土体挤密性进行了计算。

The salt expansion laws of chlorine saline soil are researched from soil types and salt.

从土类及盐性角度研究了氯盐渍土的盐胀规律.

The Design of New Style Soil Anchor KC-1 Expansion Device

新型土锚扩孔机具KC-1型扩孔器的研制

Freezing-thawing Cycles and Salt Expansion Test of Crude Coarse Grain Clay Salty Soil

天然粗颗粒盐渍土多次冻融循环盐胀试验