1) Discussion on Air-cooling in Deep High-temperature Mines
高温深井降温技术
2) deep mine cooling technics
深井降温技术
3) cooling deep coal mine
深井降温
1.
Technical and economic feasibility of cooling deep coal mines in china;
深井降温的技术经济分析
2.
The ice melting of ice cooling system is mainly researched, on studying the ice melting mechanism the mathematical models of the particulate ice melting in a column ice silo in steady and unsteady are presented, and the methods of technical and economic feasibility of cooling deep coal mines are developed.
技术经济分析表明 ,深井降温冰冷却系统在技术上是完全可行
5) deep mine with high temperature
深井高温
6) high temperature and deep well
高温深井
1.
The advances of cementing technology for high temperature and deep well home and abroad;
国内外高温深井固井技术研究现状
补充资料：高温
较高的温度，在不同的情况下所指的具体数值不同，例如在某些技术上指几千摄氏度以上，在工作场所指32摄氏度以上。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条