1.
One Kind of New Method of Determination Large-scale Mine Productivity
一种确定大型矿井生产能力的新方法
2.
To Explore Optimal Production Ability and Best Economical Advantage for a Pit With Aid of the Theory of Marginal Analysis
用边际分析理论探讨生产矿井最佳生产能力和最大经济效益
3.
Research on expanding productivity of TaoEr Coal Mine;
对陶二矿扩大区生产能力的研究确定
4.
ANALYSIS OF PRODUCTIVE CAPACITY AND SCHEME COMPARISON FOR DASHAN CONCENTRATOR;
大山选矿厂生产能力分析及方案比较
5.
Comprehensive Analysis Concerning Domestic Demand, Production Capacity and Pricing of Oil Well Pipes;
我国油井管需求量、生产能力及价格综合分析
6.
Reforming the Ventilation System of Mining Area and Improving the Capacity in Disaster Prevention of Coal Mine
改造采区通风系统 提高矿井防灾能力
7.
Study on Hig-Productivity & Efficiency Coal Mine and Ecological Environment;
高产高效矿井与生态环境保护的研究
8.
Corresponding Suggestions For Safe Development Of Resource Integration of Coal Mine
资源整合矿井生产建设中的安全对策
9.
Application of Special Air Return Mine Shaft to Mine Safety Production
专用回风井在煤矿安全生产中的作用
10.
(of a mine or oil well) drilled speculatively in an area not known to be productive.
（指矿井或者油井）在不知道是否能产的地方盲目的钻井。
11.
(2) having a mine production system that conforms to the mine safety rules formulated by the State;
（二）矿井生产系统符合国家规定的煤矿安全规程；
12.
Discussion about the Influence of Miner s Human PSI to Mine Pit Safety Production;
矿工人体三节律对矿井安全生产影响程度探讨
13.
Production Logging of Water Location Prospecting by Hydraulic Transmission in Horizontal Well
水平井水力输送法找水生产测井技术
14.
The area in a mine from which the mineral deposit is being or has been removed is stope. This is the productive area of a mine.
井下正在开采或已采完的矿段叫矿房。这是井下的生产区。
15.
Corresponding Suggestions for Safety in Production of Resource Integration Coal Mine
资源整合矿井生产建设中安全生产的对策
16.
The Optimize Study about the Draft of Mine Production Plan Based on the Product-sale Balance;
基于产销平衡的矿井生产计划编制优化研究
17.
producer-to-injector ratio
生产井-注入井井数比
18.
Probe into Some Problems on Mine Production Capacity Decision;
关于对煤矿生产能力核定一些问题的探讨