The theoretical frame of multi-phase porous medium for the freezing soil;

A model of coupled heat-fluid transport in freezing soil;

Thermodynamic models of heat moisture migration in saturated freezing soil;

Explosion effects and characteristic analysis of frozen soils;

Detection by acoustical method on the physical and mechanical character of frozen soil;

The results indicate that adoption of this direct-embedded foundation where soil-sand is in place of frozen ground can avoid heaving e.

In seasonally frozen ground regions as well as permafrost regions,active layer is the most active terrane in terms of thermodynamics.

In this paper the bearing capacity experiment of pile foundation had been done In the frozen ground region of Qinghai-Tibet Railway.

Dynamic strength of frozen soils;

The factors affecting the resistivity of frozen soils were discussed, and some solutions to grounding for lightning using grounding modules were introduced.

The authors have developed succeedly a kind of 500 kHz 1- 3 composite broadband ultrasonic transducer used for measuring longitudinal wave and transverse wave in frozen soils.

Harm of frozen earth to tailing reservoir in high-cold area in winter and its prevention and control measures;

Construction techniques of semi-filling and semi-excavating subgrades in plateau and high-cold frozen earth areas;

Analysis of Thermal Influence on Utilization of Heat Pipe Technology to Reinforce Frozen Earth Railway Roadbed;