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- Beijing MMD Mining Machinery Co. Ltd. 北京英迈特矿山机械有限公司。
- Japan Nanchang Mining Machinery Co., Ltd. 南昌矿山机械有限公司。
- Jiamusi Coal Mining Machinery Co. 和佳木斯煤矿机械有限公司。
- Heilongjiang Coal Mining Machinery Group Co. 宣布,已向国有黑龙江煤矿机械集团有限公司。
- Opencut mining will destroy the ecological environment to a certain extent. 露天开采在一定程度上会造成生态环境破坏。
- Changshu Construction And Mining Machinery Corporation Ltd. 常熟市建矿机械有限公司。
- A great deal of dust and poisonous gas produced in the process of opencut mining pollutes the environment seriously. 露天开采过程中产生大量的粉尘和有害气体,严重污染了环境。
- A basic knowledge of the equipments in power, mining machinery industries. 基础的电气设备、矿山机械工业方面的专业知识。
- The kinds of slope and the influence factors of slope stability in opencut mine are introduced. 介绍了边坡的种类及影响露天矿边坡稳定性的因素。
- Mainly engaged in coal, coke and mining machinery equipment and accessories. 主要经营原煤、焦炭及矿山机械设备及其配件。
- The optimal limit of opencut mining is determined based on some forecast/estimated parameters under conditions of certain techno-economic level. 露天开采最优境界是在一定技术经济水平下,基于一些预测和估算的参数确定的。
- The fatigue life of a truck frame, used in an opencut mine, is calculated by the method.The results show good agreement with pract... 用这种方法对我国某矿山使用的重型矿用汽车车架进行了疲劳寿命计算,计算结果与实际情况比较吻合。
- Get through water releasing test, primarily proved that drainage method with tunnel in bedrock aquifer of Yuanbaoshan opencut mine is possible. 通过放水试验,初步证明元宝山露天矿基岩含水层采用巷道疏干的方法是可行的。
- Defining opencut mining area is the key link of opencut design and construction.Defining final mining area is equal to defining the mining and stripping quantity. 圈定露天矿开采境界是露天矿设计和建设的重要环节。
- Combined with productive practice and the demands, the design schedule is optimized for limestone opencut mining and the prospect planning is put forth. 介绍了在天铁石灰石矿露天采矿设计中,结合生产实际和需求,优化设计方案,并提出了前景规划。
- The author has analyzed the sensitivity relation of the optimal limit depth and profits with these factors for the opencut mining at Tongshankou copper mine.The results... 本文分析了铜山口铜矿露天开采最优境界深度和盈利与这些因素的敏感关系,所得的结论有助于该企业在生产管理和市场规划方面作出正确决策,提高企业的生产效益。
- A reasonably good knowledge of the equipments in power, mining machinery industries. 一定的电气设备、矿山机械工业方面的专业知识。
- Shandong Mining Machinery Group is a medium machinery enterprise and a mayor coal machine factory in China. 山东矿机集团是以生产煤矿机械、矿山机械、建材机械为主的中型机械制造企业,是我国重要煤矿机械生产厂家。
- Used for surfacing welding on low hardness under normal temperature and repairing of mining machinery. 常温低硬度堆焊。适用于矿山机械的堆焊与修补。
- I plant design, production, sale, installation kits mining machinery and equipment. 我厂主要设计、生产、销售、安装成套矿山机械设备。