Optimization of Cut-off Grade in Open Pit and Its Adjustment of Dynamic State 露天矿边界品位优化及其动态调整
The bound fields and cut-off condition in weakly guiding fiber are analysed as well as the bound state numbers as a function of fiber parameters. 文章分析了弱导光纤的束缚场、截止条件以及束缚态数目随光纤参数变化的形式具有很好的指导意义。