Then a wasteless mining design for a large underground copper mine is discussed.

介紹了我國有色礦山實現(xiàn)無廢開采的途徑以及某一大型礦山的無廢開采設(shè)計欧美一级做一级a做视频。

Because it is very short for the idea of wasteless mining to be put forward, there are no relative systemic theories and methods published both at home and abroad.

因此必須對采礦工藝過程進行合理地控制和優(yōu)化五月丁香六月婷综合综合久久，其中，重點是對資源利用、采礦工藝方案和采礦工藝過程的優(yōu)化国产一区二区毛片大全。

In the paper, a integrate evaluation system for wasteless mining is set up from theory to practice. The plan and design is very important to the realization of wasteless mining.

從礦產(chǎn)資源特點、設(shè)計的科學思維基礎(chǔ)男女交性无遮挡在线观看、無廢開采的特點到無廢開采設(shè)計原則国内揄拍国内精品视频、內(nèi)容及程序等方面進行了完整系統(tǒng)的討論免费A级毛片无码免費视频，形成了一套完整的無廢開采設(shè)計方法精品国产欧美一区二区五十路、體系。

In the paper some of original opinions and methods put forward by the author have great importance to develop and improve the design and the appraise theory system in wasteless mining.

然而亚洲av一级二级三级免费观看，眾所周知色诱久久av无码电影网站，即使對采礦工藝過程進行最大程度的優(yōu)化和控制，也只能盡量地減少廢料的產(chǎn)出欧美精品黑人性XXXXWWW，不能完全消除廢料的產(chǎn)出91香蕉国产在线观看人员青，只能做到少廢，還必須針對產(chǎn)出廢料的情況進行治理性爱一级。

After that, the author, based on the wasteless mining theories and his research experience, put forward creatively a new method to design and appraise for the wasteless mining, in which the modern applicable visualization technique are applied.

在采礦方案優(yōu)選方面欧美视频在线观看熟，發(fā)展應(yīng)用模糊數(shù)學與層次分析法的組合決策優(yōu)化方法對無廢開采方案優(yōu)選的指標體系、權(quán)值的分析處理與系統(tǒng)進行了綜合評判中文字幕黃色av，并建立了系統(tǒng)實用的方案優(yōu)化選擇數(shù)學模型国产一级精品A级毛片，以獲得最佳、合理的無廢開采方案久久99视频首页。