1、Coal seam faults refer to those parallel to or intersected with seam at small angles.
順煤斷層是指斷面沿煤層或與煤層呈小角度相交的斷層。

2、CALCULATION OF GAS DRAINAGE PARAMETERS FOR QI CHI COAL SEAM IN YANGQUAN
陽泉七尺煤層瓦斯抽放參數(shù)計算

3、Exploration evaluation coal seam gas is a base of coal seam gas exploration and developing.
煤層氣的勘探評價，是開展煤層氣勘探與開發(fā)工作的基礎(chǔ)。

4、Roof control is key management of opening up coal seam with potential outburst in crosscut.
頂板管理是石門揭露突出煤層過程中的管理重點。

5、The gas distributed rule of coal seam is the base of preventing gas hazard.
煤層瓦斯賦存規(guī)律研究是瓦斯災(zāi)害防治的基礎(chǔ)。

6、Longwall mining along the dip of the unstable coal seam and strata control
不穩(wěn)定煤層傾斜長壁開采及礦壓控制

7、The average coal seam here is three feet thick.
這里的煤層平均為3英尺厚。

8、STUDY OF MINING OF GENTLY-INCLINED COAL SEAM GROUP IN ASCENDING ORDER
緩傾斜煤層群上行開采的研究

9、The ground lifting machine for coal seam gas coring drill is required to be speedy and powerful.
對與煤層氣井用繩索取心鉆具配套使用的地面升降裝置要求提升能力足、提升速度快。

10、The Gaussian curvature of No.3 coal seam in Qinshui basin is calculated.
計算了沁水盆地3號煤層的高斯曲率。

11、The crack in the coal seam is divided into two kinds: endogenic crack and exogenous crack.
煤層中的裂隙分兩種，即外生裂隙和內(nèi)生裂隙。

12、This paper goes further into the blast-winning technology of the composite coal seam face.
深入探討了復(fù)合煤層回采工作面“松動放炮”落煤的工藝問題。

13、The mathematical model of complex coal seam is established by mathematical statistics method.
利用數(shù)理統(tǒng)計的方法建立復(fù)雜煤層的數(shù)學(xué)模型。

coal seam翻譯