The normal frost heave force is an integral of soil frost heave stress at the freezing front along the range effected by a foundation.
法向冻胀力则是在冻结锋面上冻胀应力沿基础影响范围之内的积分。
2
With the proposal, the utility model has the characteristics of simple structure and timely de-icing and guarantees the normal use of electric transmission wires in the freezing climate.
采用以上方案使得本实用新型具有结构简单，除冰及时和确保电力传输线在冰冻气候下正常使用等特点。
3
A heat transfer model of freezing in biological tissue (including normal biological tissue and tumor) is established.