goaf中文什么意思

n.
＝ gob
2.

• caved goaf:    岩石崩落带
• closed goaf:    封闭空区
• goaf degasification:    采空区脱气

例句与用法

更多例句：  下一页

1. Practice of goaf back filling using solid wastes
   固体废弃物充填地下采空区的实践
2. Application of coal anchor support along goaf
   煤锚支护在完全沿空掘巷中的应用
3. Stability analysis of the building foundation for goaf
   采空区建筑地基稳定性评价研究
4. Methods and prospects for methane drainage in goaf
   采空区瓦斯抽放方法与展望
5. Safety measures of cutting along goaf and with thin pillar
   窄煤柱沿空掘巷的安全措施