| 1. | The way of controlling blasting cost during opencast coal mining 降低露天煤矿开采爆破成本的途径与实践 |
| 2. | Tentative research on the structure of huolinhe no . 1 opencast coal mine 霍林河一号露天矿构造的初步研究 |
| 3. | Land characteristic information and classification in opencast coal mine based on remote sensing images 基于遥感影像的露天煤矿区土地特征信息及分类研究 |
| 4. | The stockpile of opencast coal mine is a kind of huge artificial loose dump , which has the problems of serious soil erosion and instability 大型露天煤矿排土场是一种巨型人工松散堆积体,存在着严重的水土流失和排土场稳定问题。 |
| 5. | ( 4 ) water - soil curing and using techniques of large opencast coal mine within loess area in our country have been divided into three types : water - soil safety techniques , water - soil conservation and water - soil recycling use techniques ( 4 )明确将我国黄土区大型露天谋矿水土整治和利用技术划分为水土安全调控、表层岩土水土保持和水土资源化利用三个阶段 |
| 6. | This research object is the biology water protecting measures of the antaibao surface opencast coal mine ( atb ) south stackpile within loess area , including 4 aspects as below : ( 1 ) the form and distribution characteristics of erosion in original and newly - constructed lands of the atb south stackpile . the original water erosion modulus is 3700 ~ 4400t / km ~ ( 2 ) a in the south stackpile 本研究以我国黄土区安太堡大型露天煤矿南排土场为对象,以生物水土保持措施为研究角度,研究内容包括以下4个方面: ( 1 )安太堡矿南排土场原地貌的水蚀特征和排土场新造地土壤侵蚀的形式与分布特征。 |