coalseam
常見例句
- The migrating methane by cross-borehole in coalseam is used in this condition.
交又鉆孔抽放本煤層瓦斯正是在這種條件下產(chǎn)生的。 - Abstract There is coalseam methane in coalbed and coal bearing sequences in the study area.
在煤層和煤系地層中,產(chǎn)生并賦存著煤層氣。 - This paper uses the numerical theory,constructs the math model of the effect of coalseam injection prediction,and gives an example of prediction.
本文應(yīng)用數(shù)量化理論,給出了如何建立煤層注水效果的預(yù)測數(shù)學(xué)模型,并結(jié)合實(shí)例,進(jìn)行了預(yù)測。 - But because of the different conditions of the coal existing state, the migration effect is not good in coalseam in some coal mines.
但是,由于煤的賦存條件千差萬別,有些煤礦本煤層抽放效果一直不很理想。 - With the high absorption intensity, stable hydrodynamic field and coalseam floor and roof,favorable coalbed gas system is formed.
盆地中部在豐富的氣源、砂巖成巖致密化早于主供氣期、成藏后構(gòu)造及水動(dòng)力穩(wěn)定等成藏條件配合下形成了大型深盆氣系統(tǒng)。 - The article describes that the caving coal of thick coalseam fully-mechanical face is successfully measured by micro-eletronic computer scales.
大同煤礦集團(tuán)公司忻州窯礦兩硬厚煤層一次采全高綜放工作面,通過微電腦秤測量放煤量獲得成功。 返回 coalseam