1.
The greatest height of footwall cutting is determined through the theoretical analysis of cut-off grade method and breakeven point method.
通过对边界品位法及盈亏平衡法的理论分析,确定下盘最大切岩高度。
2.
Dynamic Programming Optimization Model for Cutoff Grade and Its Algorithm
边界品位的动态规划优化模型及算法
3.
submarginal mineral body
边界品位以下的矿体
4.
They are respectively named cut-off grade, marginal grade, economic grade and the average grade of an ore deposit.
这4项品位指标依次为边界品位、边际品位、经济品位和矿床平均品位。
5.
Sharp grade cutoffs are the rule at margins of orebodies.
品位的急剧下降是矿体边界上的规律。
6.
THE NEW FORMULA OF BEM FOR CALCULATING THE DISPLACEMENTS AND THE STRESSES IN BOUNDARY LAYER
物体边界层域内位移及应力的边界元法新公式
7.
Inverse Determination of the Boundary Conditions of Two-dimensional Potential Problems by Using the Boundary Element Method;
边界元法反求解二维位势问题的边界条件
8.
Calculation and its Significances of Cut-off Grade and Minimum Industrial Grade to Shuangwang Gold Deposit at Shanxi Province
陕西双王金矿床边界品位和最低工业品位的计算及意义
9.
Influencing Factors of Ore Cut-off Grade under Condition of Market Economy;
市场经济体制下影响矿石边界品位的主要因素
10.
An Analytical Integral Algorithm in BEM for Potential Problems with Thin Bodies
薄体位势问题边界元法中的解析积分算法
11.
The Mixed Treated Method of the Homogeneous Displacement Boundary Condition in the Variable Bandwidth Storage
变带宽存储中齐次位移边界条件混合处理法
12.
A method of number-plate locating based on the vertical edge characteristics of characters
一种基于垂直字符边界特征的车牌定位方法
13.
Extended Displacement Discontinuity Boundary Integral Equation Method for Magnetoelectroelastic Media;
电磁固体广义不连续位移边界积分方程方法
14.
Research on the Fast Multipole Boundary Element Method for 3D Potential and Elastic Problems;
三维位势和弹性问题的多极边界元法研究
15.
Treatment of Singular Integral of Boundary Element Method in Axisymmetric Potential Problem
轴对称位势问题边界元法中奇异积分的处理
16.
Displacement Discontinuity Boundary Integral Equation-boundary Element Method for Interfacial Cracks in Three-dimensional Piezoelectric Media;
三维压电介质界面裂纹分析的不连续位移边界积分方程—边界元方法
17.
Land located on or near a frontier.
边疆，边境位于或靠近边界的土地
18.
Derivative-Based Normalized Standard Deviation of Potential Field Data in Geological Contact Mapping
位场梯度的归一化标准差方法在地质体边界定位问题中的应用