The average UK coal seam is one metre thick.英国煤层的平均厚度为1米。Coal Mine, its coal seam is easily spontaneous fire.大雁二矿煤种为褐煤, 属易自燃发火煤层.Factors affected coal seam permeability change and its law is analyzed.分析了煤层透气性变化的影响因素及变化规律...
他靠做零工及在田中里从事需要弯腰的工作来养活自己及家人.He supports himself and his family by odd jobs and stoop labor in the fields.音乐有着抚慰粗野的胸怀 、 软化顽石或使千年老树弯腰的魅力.Music has charms to soothe a savage breast, to soften rocks or bend a knotted oak....
Inspect the closing of louver of funnel.检测烟囱百叶窗的闭合性.A thread of smoke was wisping out of the funnel.一缕清烟从烟囱里袅袅而上.The funnel - shaped self - potential curve of the Eocene sands is well marked.始新统砂层的 漏斗形 自然电位曲线形态很明显.I like...
Tubs planted with wallflowers brightened the area outside the door.桂竹香盆栽为门外的景致增色不少。He brightened up a bit.他高兴一点儿了。By early afternoon the weather had brightened.中午刚过，天就放晴了。...