冻融作用

文中探讨了不同地质条件下的冻融作用及多年冻结效应。

Frost action and permafrost effects under different geological conditions are considered .

冻融作用对石油污染土壤微生物修复的影响

Effects of freezing and thawing on microbial remediation of petroleum-contaminated soil

与单因素冻融作用相比，经过4周ASR结束时混凝土孔结构得到优化，混凝土抗冻性得到了明显改善。

Compared with the single factor of freeze / thaw cycle , the frost resistance of concrete is appreciably improved , due to improved pore structure by ASR .

冻融作用对土结构性影响的土力学意义

Influence of freezing-thawing on soil structure and its soil mechanics significance

冻融作用对成都粘土力学性质的影响研究

Research on Frozen-Thaw Behavior Affect the Mechanical Property of Chengdu Clay

冻融作用下基桩竖向振动动力特性研究

Dynamic response of vertically vibrating pile during freezing and thawing

在冻融作用下钢纤维混凝土的性能

Performance of steel fiber reinforced concrete under the action of freeze-thaw circulation

冻融作用对混凝土氯离子侵蚀影响的研究

Effects of the Freeze-thaw Action on Chloride Erosion into Concrete

季节性冻融作用与斜坡整体变形破坏

Seasonal freeze - thaw action and the entire deformation , failure of slope

冻融作用对黏土力学性能影响的试验研究

Experimental study on effects of freezing and thawing on mechanical properties of clay

冻融作用与土壤理化效应的关系研究

Study on the Effect of Freezing and Thawing Action to Soil Physical and Chemical Characteristics

冻融作用和氯离子侵蚀是混凝土耐久性中具有代表性的问题。

Freeze-thaw damage and chloride ion erosion are the most representative problems in concrete durability .

冻融作用对地气系统能量交换的影响分析

Impact of Soil Freezing and Thawing Process on Thermal Exchange between Atmosphere and Ground Surface

单轴压缩与冻融作用下粉质粘土电阻率特性试验研究

Experimental Study on Electrical Resistivity Characteristics of Silty Clay under Uniaxial Compression and Frozen-thaw Cycles

我国是受寒区冻融作用影响最大的国家之一。

China is one of the countries which affected heavily by the freeze-thaw cycle action .

冻融作用对土壤理化及生物学性质的影响综述

Review on the Effects of Freezing and Thawing on the Physiochemical and Biological Properties of Soil

气候条件决定了盐碱化发生的必然性，特别是冻融作用不可被忽视；

The special climate decided inevitability ;

冻融作用对土的力学性质改变很大，而这又是源于冻融作用对微结构的影响；

Freezing and thawing actions greatly change the mechanical properties of soil by influencing its microstructure .

冻融作用对土体干容重和含水量影响的试验研究

Testing Study on influence of freezing and thawing on dry density and water content of soil

土地盐碱化过程中的冻融作用机制&以吉林省西部平原为例

Mechanism of Freeze thaw Action in Land Salinization Process & As an sample in West Jilin Province

试验表明，两种土经过冻融作用后，其强度参数发生了变化。

It was found that the strength parameters of the two soils changed in an opposite way .

气候变化对东北黑土冻融作用与冻融侵蚀发生的影响分析

Impact of climate change on freeze-thaw function and freeze-thaw erosion in black soil region of Northeast China

在混凝土冻融作用的研究方面，国内外学者通过理论、实验研究取得了较多的成果。

It has been obtained a lot of achievements from the experiments in the field of freeze-thaw action .

凝硬和冻融作用对干贮粉煤灰的力学性质的影响

The effect of pozzolanic action and frost and thaw cycles on the mechanical characteristics of dry disposed fly ash

冻融作用和流水作用是新丰沟小流域中最明显的自然地理过程。

The main physical geographical processes are freeze-thaw action and fluviation at the small watershed of the Xinfenggou village .

在中国西北干旱、寒冷地区，冻融作用是土壤盐碱化独特的形成机制。

Freezing and thawing action is a particular mechanism of soil salinization in the northwestern arid and cold area .

冻融作用对土壤水分、密度、有机质和土壤的机械组成等因素都有不同程度的影响。

Freeze-thaw action can effect in varying degrees to factors such as soil moisture , density , organic quality and soil machinery composition .

受冰胀和冻融作用的影响，排水性沥青混合料的车辙深度明显增加，动稳定度略有下降。

Influenced by ice expanding and freezing / thawing cycle , rutting depth of porous asphalt prominently increases , however the dynamic stability slightly decreases .

提出了（1）黄土滑坡的季节性冻融作用机理，建立了黄土斜坡表面土体温度分布及冻深模型；（2）暴雨型黄土滑坡的暴雨诱发机理；

The seasonal freeze-thaw inducing mechanism of loess landslide is studied . The soils temperature distribution on the slope surface and the freezing depth are modeled .

介绍并简要分析冻融作用对土壤性质的改变及对土壤可蚀性影响的主要研究成果；

Second , main achievements in the freeze-thaw research are introduced and the changes of the property of soil and the soil erodibility affected by freeze-thaw are analyzed .