Practice has proved that good effects in the transport of dry cement clinker, limestone, phosphate rock, titanium iron ore, coal and slag materials.
实践证明，在输送水泥熟料、干燥的石灰石、磷矿石、钛铁矿粉、煤和矿渣等物料时效果良好。
Mineral processing is proved more reasonable than blending ore by comparing with practicing and economy of the two processing.
通过配矿与选矿两种方案的技术经济比较，证明普矿的选矿方案比配矿方案更合理。
The well crystallized kaolinite is proved to be a main component in the clay ore.
证明了该粘土矿石中以结晶良好的高岭石为主。
In line with the features of accumulative bauxite ore, it is put forward and proved that it is an economically efficient way to solve the utilization of low grade accumulative bauxite by ore blending.
结合堆积型铝土矿的特点，提出并论证了通过配矿方式解决低品位堆积型铝土矿的利用问题是经济合理的办法。
It has been proved that the clastic rock not only provide Pb and Zn for the deposits but also channeled the ore fluids during mineralization.
它们不但为矿床的形成提供了成矿金属，而且由于渗透率较大而为成矿流体的大规模侧向流动提供了通道。
The approach proposed has successfully been applied to the grinding-classification process of a hematite ore processing plant, and its effectiveness is proved evidently.
该方法已成功应用于某赤铁矿选厂的磨矿分级过程，应用效果表明提出的方法是有效的。
Contrasting old and new reagents test proved that using new reagent can largely reduce reagent cost and get better ore dressing indexes.
新旧药剂组方的对比试验表明：使用新组方可较大幅度降低选矿药剂成本，且获得比较好的选别指标。
Through a series of laboratory and small pilot scale continuous experiments, the feasibility of urea - calcium superphosphate production with Yichang phosphorous ore has been proved.
通过一系列的实验室试验和小型中间连续试验，明确了宜昌磷矿制尿素过磷酸钙的可行性。
Since the founding of New China, it has been Proved through geological reconnaissance and exploration that China is rich in iron ore resources and ranks the third in the world.
新中国成立以来，经普查勘探证明我国铁矿资源丰富，探明储量占世界第三位。
The prediction of deep blind deposits in known ore districts has been proved effectively.
并对已知矿区进行了深部盲矿预测，取得了可喜的找矿成果。
This method has proved practical for admin istrat ion. By this means, the quality of tungsten ore will be asserted when it is bought, and the great benefit to the ec…
经检验证实，方法具有实用性，可以把住钨矿收购的质量关，并已收到了显著的经济效益。
The practical operation has proved that the in-situ leach mining of this type of ore deposits is of many advantages.
实际应用证明，原地浸析这类矿床具有诸多优点。
Recent years' geological exploration has confirmed that the proved copper reserves in Dabaoshan copper(silver) polymetallic ore field has reached middle scale.
云南维西大宝山铜（银）多金属矿区通过近年的地质勘查，探明的铜资源量已达中型规模。
It is reported that the gold reserves achieve about 350t in the proved up oxidized ore in our country.
据资料报道，我国已初步查明低品位氧化矿床中，金储量达350吨左右。
The experiment proved that carbon precipitation does have certain effect on iron ore degredation and refractory.
新生铁的触媒作用。实验证明析碳对矿物粉化及耐火材料都有一定作用。
It is proved that the occurrence of roof caving and ore pillar fracturing is rapidly decreased, and the whole safety of mining stop is significantly improved.
现场实践证明，采场顶板发生冒落、矿柱出现开裂或片帮等现象急剧减少，采场整体稳定性得到显著提高。
It is proved that the occurrence of roof caving and ore pillar fracturing is rapidly decreased, and the whole safety of mining stop is significantly improved.
现场实践证明，采场顶板发生冒落、矿柱出现开裂或片帮等现象急剧减少，采场整体稳定性得到显著提高。
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