Materials that have been excavated.
发掘物采掘出的材料
To extract(ore or minerals) from the earth.
采掘从地下采掘（矿石或矿物）
Extractive industry, however, is not confined to the extraction of materials.
不过，采掘业并不限于 采掘原料。
a tool or machine used for digging or excavating.
用于挖掘或采掘的工具或机器.
Analyving the drivage capacity wholely and seeking for hanlance of mining and olrivage relation;
全面分析掘进能力 谋求采掘关系平衡
subterranean digging
在地下进行的采掘.
ploration costs in extractive industries
采掘工业中的勘探成本
extracted from a source of supply as of minerals from the earth.
从可供给的资源中采掘，例如从地下采掘矿石。
Mining association rules is an important topic in the data mining research.
关联规则采掘是数据采掘中重要的研究课题。
A machine for the automatic extraction of minerals, especially of coal.
采矿机自动采掘矿藏，尤指煤的机器
overhand cut and fill
上行分层采掘充填开采法
Association Rule Mining is an important branch of data mining, and becomes one of the widest applied data mining styles.
关联规则采掘是数据采掘中的一个重要分支，也是目前应用最广泛的一种数据采掘类型。
Mining the association rules is an important aspect of the study of data mining.
关联规则的采掘是数据采掘研究的一个重要方面 .
They mined the whole area for gold.
他们在整个地区采掘黄金。
Mining machinery vocabulary--Mining machinery
GB/T7679.1-1987矿山机械术语采掘机械设备
extracting machine for earth minerals or ores, not self-propelled
土壤、矿物或矿石采掘机,非自动推进式
An excavation in the earth from which ore or minerals can be extracted.
矿，矿井采掘矿石或矿物的地下坑道
The miners worked at the face for 5hours.
矿工在采掘面上工作了5小时。