鐵礦石開采 的英文怎麼說
中文拼音 [tiěkuàngdànkāicǎi]
鐵礦石開采
英文
iron ore mining-
Huangmei has a rich reserve of underground minerals, 15 sorts are proven to have exploitation value, of which, limonite and siderite have a reserve of 58 million tons, the tenor is around 45 %, being concentrated ; quartz is of 100 million tons ; gypsum mine is 270 million tons ; barite is 500, 000 tons and silex of 10 million tons ; porcelain clay, limestone, shale and granite are extensively distributed and of large reserve
黃梅地下礦產豐富，已探明有開采價值的礦產資源15種，其中褐鐵礦、菱鐵礦儲量5800萬噸，品位45 %左右，分佈集中；石英礦1億噸；石膏礦2 . 7億噸；重晶石50萬噸；硅石1000萬噸；瓷土、石灰石、頁巖石、花崗巖分佈廣、儲量大。Mining practice of residual ore body for open pit slope of shirengou iron mine
石人溝鐵礦露天邊幫殘留礦體開采實踐In the aspect of application research, through analyzing the existing state and selection - smelting feature of iron, titanium and vanadium which were mainly applied elements in panzhihua vanadic titano - magnetite deposit, the mine - exploding mode of zhujiabaobao section could be figured out by combining the rhythmic change feature of ore chemical composition, mineral composition and content and mineral chemical composition
在應用研究方面，通過分析攀枝花釩鈦磁鐵礦主要利用元素鐵、鈦、釩的賦存狀態及選冶特性，結合礦石化學成分、礦物成分及含量、礦物化學成分呈韻律式變化這一特徵，建立了朱家包包礦段的開采模型。Coal, iron, limestone, dolostone, vein quartz and water resources reach better complementary ; nonmetal ores have abundant reserves and distribute in flakes centralized ; cross railway, network of highways, network circuit in the district, offer the advantage to concentrate on exploitation and transportation and processing
煤、鐵、石灰巖、白雲巖、脈石英等礦產資源與水資源達到了較好的配套程度；非金屬礦儲量豐富，分佈連片集中；區內鐵路、公路網、電路網路縱橫交錯，為礦產資源的集中開采、運輸、加工提供了有利條件。Because the ore has been mined for long time, the nature geological environment has been getting worse and worse, such as the baldness of mountain body, the rock is weathered to pieces, a lot of loose material distributing along the gully and its banks, the disaster of debris flow is seriowsly, and the production of the mine is constrained by debris flow disaster ; for example, a debris flow broke out on august 1999 and resulted in catastrophic hazards to the jingtieshan iron mine, resulted in a huge economic losses of 50 million yuan
鏡鐵山礦是酒鋼最主要的鐵礦石生產基地，礦區山高溝深，地質構造復雜，自然地質環境較差，在長期人為開采活動的影響下，地質自然環境進一步惡化，山體裸露，巖層破碎，大量鬆散固體物質堆積在溝道及溝道兩側，泥石流災害十分嚴重，嚴重製約了礦山的生產與發展。 1999年8月礦區黑溝南溝暴發生了嚴重的泥石流災害，致使礦山停產10多天，造成5000多萬元的經濟損失。The ground base of the newly added chute in 4 tailings reservoir at dexing copper mine is characterised by thick weathered layer, loose structure, fractured zone and landslip mass accumulation. as a result, the ground has a great subsidence and inefficient carrying capacity. in view of this, the grouting technology was adopted to reinforce the chute ground base. the on - site testing shows that the subsidence of the chute has been efficiently controlled and the carrying capacity of the ground base improved so that the stability requirement has been met
潘洛鐵礦主要使用的采礦方法是淺眼落礦的全面法和留礦全面法. 23礦體160m以上礦段上部為氧化礦和風化巖層，形成擠壓爆破和鬆散巖石覆蓋下的放礦條件.介紹了無底柱分段崩落法在該礦體開采中的應用.實際使用獲得的各項技術經濟指標還比較理想Difficulties and countermeasures of shirengou iron ore mine during conversion from an open pit to an underground mine
石人溝鐵礦露天轉地下開采中的難點及對策Discussion on problems in construction during conversion from open cast to underground mining of shirengou iron mine
石人溝鐵礦露天轉地下開采施工中的問題探討Study on stability of middle room pillars in southern room shi rengou iron mine in transition from surface to underground
石人溝鐵礦露天轉地下開采南區房間礦柱穩定性With computer imitation and laboratory physical analog as the lead and on the basis of test ore blocks and industrial blownoff - ore rock tests, study on the enlarged - structure parameters of sublevel caving in meishan iron mine was carried out, which included single tests of drilling and blasting parameters ， transition sublevels and equipment complementation. the timely popularization of this enlarging structural parameter technique has greatly improved the performances of the sublevel caving mining and promoted the technological advance of underground mining
梅山鐵礦加大無底柱分段崩落法采礦結構參數研究，採用計算機模擬、實驗室物理模擬為先導，試驗礦塊、工業放出體試驗為基礎，分別進行了采場鑿巖爆破參數、過渡分段、設備配套等單項試驗，並在全礦及時進行了推廣應用，極大地改善了礦石開采過程中的各項指標，促進了地下礦山開採的技術進步。Tiejingfen, iron ore mining, sinter ball ' s sale
鐵精粉、鐵礦石開采、燒結球團銷售。Study on properties of ores currently mined in qidashan iron mine and suggestions on improving their beneficiation indexes
齊大山鐵礦現開采礦石性質研究及改善選礦指標的建議Meanwhile, there are too many iron ore importing companies in china with separate purchase and different companies did things in their own way in the international market, therefore even according to the open price in the asia - pacific region, the price of china ' s iron ore import is us $ 3. 5 - 4 per ton higher than that of japan
同時，由於經營鐵礦石進口企業過多，采購分散，各企業在國際市場各自為戰，所以即便以亞太區公開價為準，中國的進口鐵礦每噸價格仍比日本高出3 . 5美元到4美元。分享友人