The co-operation also highlights the pressures that volatile iron ore prices impose on mid-sized steel mills.
此次合作还突显了起伏不定的铁矿石价格对中型钢企造成的压力。
Set up, prepare and adjust mineral ore, metal and cement processing machinery to carry out one step in the overall mineral ore or metal processing operation.
安装，准备和调整矿石，金属和水泥加工机械，进行整体矿石或金属加工操作的步骤之一。
The kilns were used to process silver and lead ore and are no longer in operation today.
这只是建于1876年的一个老窑，这个窑炉是用来锻炼银子和铅的，今日已不再使用。
At the same time, the feasible ore and rock haulage systems are, in detail, compared in respects of technological process, land requisition, capital investment, operation cost, etc.
同时，从工艺技术、征地、基建投资、运行费用等技术经济方面分别对可行的矿石和废石运输系统进行了详细的比较。
Using iodimetry to determine gold in ore, gold loaded carbon, leach solution and residue after activated carbon adsorption needs less types of reagent and simple operation with higher accuracy.
用活性炭吸附—碘量法测定矿石、载金炭、浸出液及残渣中金含量，使用试剂种类少，操作简单，准确度较高。
Keeping up stable operation condition and making proper modification to meet the changes of ore property, the Sold recovery rate was improved by 10% or more.
通过保持稳定的操作条件和根据矿石性质变化作适当调节，使选矿回收率提高10%以上。
The reductive decomposition method has the advantages over the classic ore melting method with sodium peroxide in analytical accuracy, reproducibility, ease of operation and rate of analysis, etc.
锡矿石试样的还原分解，在测定的准确性、结果的重现性、操作的简易程度以及分析的速度等方面，均优于经典的过氧化钠熔矿方法。
This method is characterized by low determination limit, high precision, easy operation, high speed and wide range of determination being a ideal method for determining uranium content in ore samples.
该方法检出限低，精密度高，操作简单，分析速度快，测定范围宽，是测定铀含量的较理想的方法。
Dry magnetic separators operation regulation note the main factors are: the feeding layer thickness (give ore amount), vibration slot vibration velocity, magnetic field intensity and working gap, etc.
干式磁选机的操作调节注意的主要因素是：给料层厚度(给矿量)、振动槽的振动速度、磁场强度和工作间隙等。
Iron ore production and transportation management system was introduced. Its hardware, software and management operation pattern were especially researched.
介绍了铁矿石生产运输管理系统的软硬件结构以及管理运行模式。
Especially, the operation of industrial scale piping for iron concentrate marked that China's pipe transportation of ore pulp had come into the practical application stage.
促进了高水平著述的问世，特别是工业化铁精矿管道的运营，标志着我国矿浆管道输送已进入实用化阶段。
This is obviously such an expensive operation that the ore must be of great value to justify the cost .
当然这种方法费用很高，开采的矿石必须价值很高，以证明值得这样做。
Design and construction features of the present largest capacity ladle refining furnace in China ore presented. its operation is recommended also. .
介绍了国内目前容量最大的钢包精炼炉的设计、运行情况、设备组成和结构特点。
This formula not only applies to ore dressing operation, but also applies to separating operation of the other professions.
这个分离效率计算式不仅适用于选矿各作业，同样也适用于有分离过程的其他行业。
Said invention is safe in operation, can save energy source, and its leaching rate of gold ore can be up to about 90%.
本发明效果好，节省资金，金矿浸出率可达90％左右，设备操作安全、节省能源。
Bacterial pre-oxidation refractory gold ore has showed many advantages, such as low operation cost and environment friendly.
细菌氧化预处理难浸金矿由于其环境友好成本较低，受到越来越多的重视。
Due to collapse accident of main chute took place in Xincheng Gold mine, the ore lifting system of main shaft was paralysed which caused grave effect on mine operation.
新城金矿主溜矿井曾发生塌落事故，造成了主竖井矿石提升系统的瘫痪，严重影响了矿山生产任务的完成。
The paper explicates the importance of reducing loss and dilution of ore in underground mining operation, and introduces some measures for reducing loss and dilution of ore in mining underground.
阐述了降低采矿中矿石损失与贫化的重要意义，并介绍了降低井下采矿损失与贫化的几项措施。
After the technological transformation, the ore processing flowsheet and equipment was improved, and the equipment operation rate and ore dressing recovery rate was enhanced.
通过技术改造使选矿工艺流程及设备日趋完善，提高了设备运转率和选矿回收率。
Smash operation plays an important role in metallic ore concentration plant and it consumes maximum power, especially grinding operation was even more evident.
粉碎作业在金属矿选矿厂占有重要位置，是耗电最大的作业，尤其磨矿作业更为突出。
The operation of the mill will be described referring to a case where uranium ore is simultaneously pulverized and leached.
经营磨坊将被称为所指情形铀矿石，同时煤粉和淋洗。
In the mining area of Dragon Head Mine, the faulted structure is extremely well-developed with a crisscross of faults, thus resulting in a certain ore loss and dilution in mining operation.
龙首矿矿区内断裂构造极其发育，断层纵横交错，因而在采矿作业中，存在着一定的矿石损失和贫化。
The content of gallium in the alumina is related with the content of gallium in original ore and production way and the operation condition during the precipitation process.
产品氧化铝中的镓含量与原矿中的镓含量、生产方法及分解过程中的作业条件有关。
Some problems such as points of ore supply were more, grade changed large and transportation by using operation research were solved.
运用运筹学原理解决了供矿点多、品位变化大及优化运输等问题。
The abrasiOn wear of ore-accumulation drive-over hopper is an important factor restricting increasement of equipment operation rate and production capacity.
通过式漏斗的磨损是制约选矿厂设备作业率及生产能力提高的重要因素。
The commonly used dust control methods have their own characteristics and the suitable conditions and they should be adopted according to the operation ways and the structure of ore-tank.
常用的除尘方法各有其特点和适用条件，应根据作业方式及矿槽结构状况有针对性的采用。
The method has the advantages of low cost and simple equipment and operation and is applicable to antimony ore dressing plants.
本方法具有成本低，设备简单，操作简单的优点。适用于锑矿选矿厂家。
The author presented some ways to reduce ore loss and dilution in mining operation on the basis of analyzing the causes of ore loss and dilution.
作者在分析引起贫化、损失原因的基础上，阐述了降低贫化损失的办法。
Owing to ore properties and other causes the quality of iron concentrate was not up to the standard and the enterprise Suffered heavy economic losses after concentrator put into operation.
七宝山硫铁矿选矿厂投产后，由于矿石性质等原因，铁精矿难以达标，经济严重受损。
Owing to ore properties and other causes the quality of iron concentrate was not up to the standard and the enterprise Suffered heavy economic losses after concentrator put into operation.
七宝山硫铁矿选矿厂投产后，由于矿石性质等原因，铁精矿难以达标，经济严重受损。
应用推荐