soil expansion

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

Experimental Study on Salt Expansion of Gravel Sulfate Salty Soil Based on Uniform Design

基于均匀设计的砾类硫酸盐渍土盐胀特性试验研究

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。

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。

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.

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

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

Salt Expansion of Sulphate Salty Soil and Low Storied Building

硫酸盐渍土盐胀与低层建筑

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。

Salt Expansion Accumulation of Sulphate Salty Soil under Freezing and Thawing Cycles

硫酸盐渍土在多次冻融循环时的盐胀累加规律