1) coal seam floor failure
底板破坏带
1.
About 60% coal mines were affected by Ordovician limestone groundwater in our country,so it is important to study on coal seam floor failure regularity caused by coal mining above limestone with pressurized water.
本文对电阻率法探测井下底板破坏带视电阻率异常特征进行研究。
2) division of the coal seam floor's breakage band
底板破坏分带
3) floor damage
底板破坏
1.
Research on floor damage of working face during initial pressure of the main roof;
老顶初次来压时工作面底板破坏深度研究
4) floor failure
底板破坏
1.
This paper applied FLAC3D to researching distribution rules of floor failure area during mining 15th Coal Seam.
采用FLAC3D软件建立煤层开采数值模拟模型,探索了15层煤工作面底板破坏区域分布规律;通过试验工作面的开采,验证了数值模拟分析结果的正确性。
5) affected bottom fractured zone by mining
底板采动破坏裂隙带
6) floor failure mechanism
底板破坏机理
补充资料：板带轧制速度规程(见板带轧制规程设计)
板带轧制速度规程(见板带轧制规程设计)
speed schedule for plate and strip rolling
bandai zhazhi sudu guieheng板带轧制速度规程(speed seheduxe fo:plateand strip rolling)见板带札制规程设计。
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