速英语 / 查找：“goaf” [共找到4条结果]

  • goaf什么意思？

    n.废矿...

  • goaf造句

    And above 90 % spontaneous combustion occurs in goaf.其中90%以上自然发火发生在采空区.The coal spontaneous combustion in the goaf is one of the main coal disasters.采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一.The method of gas drainagecoal seam gas drainag...

  • goaf怎么读

    goaf的音标：goaf的英式发音音标为：[gəʊf]goaf的美式发音音标为：[goʊf]...

  • goaf造句

    There are many factors influencing spontaneous combustion in goaf and their relative essentialities are different.采空区自然发火的影响因素很多,各因素之间的相对重要性不同.The coal spontaneous combustion in the goaf is one of the main coal disasters...