煤层顶板的英文

• cliff
• clives
• roof of coal seam
• roofofcoalseam
• seam top

• "煤层"英文翻译    coal rake; coal seam; coal b ...
• "顶板"英文翻译    roof; top tray
• "煤层顶板结核体" 英文翻译 :    cauldron bottom
• "煤层顶板中锅状巨砾" 英文翻译 :    pot bottom
• "煤层顶部煤" 英文翻译 :    top coal
• "地层顶板" 英文翻译 :    top of formation
• "含水层顶板" 英文翻译 :    aquifer roof
• "矿层顶板" 英文翻译 :    bed top
• "岩层顶板" 英文翻译 :    top of bed
• "中间层顶板" 英文翻译 :    blind ceiling
• "煤层的顶板" 英文翻译 :    seam roof; seam top
• "不定型层顶板" 英文翻译 :    random shingle
• "贴顶板的煤层" 英文翻译 :    chitter
• "煤层顶底板页岩" 英文翻译 :    clod
• "煤层顶面等高线图" 英文翻译 :    contour map of top surface of coal bed
• "矿层顶板等高线图" 英文翻译 :    contour map of seam roof
• "煤层浅灰页岩顶板" 英文翻译 :    white top
• "煤层软泥土顶板" 英文翻译 :    clod
• "顶冲断层顶板逆冲断层" 英文翻译 :    roofthrust
• "层顶" 英文翻译 :    horizon
• "下向水平分层顶板崩落采矿法" 英文翻译 :    top slicing cover caving
• "煤层" 英文翻译 :    [地质学] coal rake; coal seam; coal bed 薄煤层 thin seam; 厚煤层 thick seam
• "顶板" 英文翻译 :    1.[矿物学] (矿井内巷道顶上的岩石层, 又名“顶帮”、“悬帮”、“顶盘”“上盘”) roof; top tray 直接顶板 immediate roof2.[无脊椎] apical plate3.[机械工程] [建筑] backing deal; carrier plate; crest slab; crown sheet; crown plate; head plate; abacus4.(推种器) ejector plate
• "层顶痕" 英文翻译 :    epiglyph
• "层顶形" 英文翻译 :    tectate; tectiform

• Study and practice on supporting technique in coal seam roof
  煤层顶板支护技术的研究与实践
• Application of fuzzy synthesis evaluation to coal seam roof stability
  模糊综合评判在煤层顶板稳定性评价中的应用
• Evaluations method for coal seam - roof stability in geological survey stage
  煤田地质勘探阶段煤层顶板稳定性评价方法
• Application on gas drainage technology in high level drainage roadway of coal roof
  煤层顶板高抽巷瓦斯抽放技术的应用
• Main factors and mechanics influencing water inrush from roof snadstone
  影响徐州矿区煤层顶板砂岩涌水的主要因素及机理
• To optimization design taked gas out system and technique for close to seam roof
  邻近煤层顶板瓦斯抽放系统工艺的优化设计
• Analysis and prevention measures of mine roof sandstone flood in panji - xieqiao mining area
  潘谢矿区煤层顶板砂岩水害分析与防治措施
• Mechanical characteristics and cracking mechanism of coal roof sandstone under high temperature
  煤层顶板砂岩在高温下的力学特性及破坏机理
• Experimental study on mechanical character of sandstone of the upper plank of coal bed under high temperature
  煤层顶板砂岩高温状态下力学特征试验研究
• Study on coal seam roof gas drainage from the strike of annular fracture areas by the long drill method
  开采煤层顶板环形裂隙圈内走向长钻孔法抽放瓦斯研究