mine casing meaning in English

雷壳

Finally , good results were achieved when the method was used in a mine case
最后，将该方法应用于矿山实际，得到了准确的测定结果。
If we weigh the good results against the bad results , in terms of profit , degree of loss , and long - term success , the devastating consequences clearly indicate the immorality of the mining case
从利润、损失程度和长期的成功等方面将好的结果与坏的结果加以比较，得到的凄惨的结果显然证实了本案例的不道德性。
Aiming at the existence of coal dust and gas in the coalmine environment and the special requirements of mine case explosion - proof surface process , the error conversion model , shape precision characteristics , transfer drawings , descriptive equation and error transfer structure chart in the production technological process of case accessories adopting the information flowchart of control theory are discussed , which simplify the traditional block diagram of technological process and represent the relationship of working procedure ( variable ) by information flowchart instead of miscellaneous block diagram
针对煤矿井下煤尘和瓦斯存在的环境特性、煤矿井用箱体防爆面加工的特殊要求，采用控制理论的信息流图，对工艺过程中传统方块图进行简化，使繁杂的方块图解采用信息流图表示工艺过程的工序（变量）之间关系。