该词条未找到_海词词典

您要查找的是不是：

It introduces the appearance of layer slide structure in coal mine production and analyzes the character and application in mine geology work. 介绍了层滑构造在煤矿生产中的表现形迹，分析了层滑构造的特征及其在矿井地质工作中的应用。
Abstract: It introduces the appearance of layer slide structure in coal mine production and analyzes the character and application in mine geology work. 文摘:介绍了层滑构造在煤矿生产中的表现形迹，分析了层滑构造的特征及其在矿井地质工作中的应用。
They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
coal mining geological conditions 煤层开采地质条件
That coal mine is no longer worked. 那个煤矿已经不经营了。
Keywords mine geology;Datong Coal Mine Group Co.;Tashan mine field;permo-carboniferous;water inflow;seeping coefficient;effecting radius; 矿井地质;同煤集团;塔山井田;石炭二叠纪;涌水量;渗透系数;影响半径;
coal mining geology 煤矿地质学
On the reform in Teaching of Surveying in Mine Geology. 略论矿山地质专业测量学的教学改革
Coal mining has always been a dangerous occupation. 采煤向来是一种危险职业。
General bituminous coal mining; Motor freight. 一般烟煤开采；汽车货运。
coal mine geology 煤矿地质学
They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
The landscape was destroyed by coal mining. 自然景观由于挖煤而受到了破坏。
There is a coal mine near my home town. 我的家乡附近有一个煤矿。
Jiamusi Coal Mining Machinery Co. 和佳木斯煤矿机械有限公司。
XUZHOU COAL MINING GROUP CO., LTD. 江苏徐州矿务集团有限公司。
A coal mining boom has swept across north China. 煤炭行业的繁荣,在华北到处可见。
Heilongjiang Coal Mining Machinery Group Co. 宣布,已向国有黑龙江煤矿机械集团有限公司。
The type of mine geology hazard relate to mine scale, way of exploitation, mineral type and the area. 矿山地质灾害类型与矿山规模、开采方式、矿产类型及所处地域相关等特点。
The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。