Rutile resource is rich in our country, but rutile ore grade is low and the product is poor competitive because of its high production cost.
我国天然金红石资源储量较大，但绝大部分为低品位的原生矿石，所以加工成本高，产品缺乏市场竞争力。
A low-grade resource is not necessarily a low-quality resource..
等级低的资源未必是质量低的资源。
An inferred resource is that part of the resource for which tonnage, grade, mineral content can be estimated with a low level of confidence.
推测资源-推测资源是指能够以低可信度预测其吨数、品位和矿物含量的部分资源。
Mineral component and process mineralogy characteristic of middle and low grade phosphate deposit are important study objects for reasonable phosphate resource usage.
中低品位磷矿床的物质组成及工艺矿物学特征是合理利用磷矿资源重要的研究内容。
This study can provide a powerful technical support for low grade potassium resource utilization.
本研究可为低品位钾资源的高效利用提供有力的技术支撑。
This study can provide a powerful technical support for low grade potassium resource utilization.
本研究可为低品位钾资源的高效利用提供有力的技术支撑。
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