Data mining, however, usually works best with the lowest level of detail available.
然而，数据挖掘通常在可用的最低细节级(levelof detail)工作得最好。
The mechanized level of coal mining work is developing rapidly.
煤矿开采工作机械化水平的不断提高。
Sub-level caving is an efficient and safe mining method.
无底柱分段崩落采矿法是一种高效安全的采矿法。
Sub-level caving is an efficient and safe mining method.
无底柱分段崩落采矿法是一种高效安全的采矿法。
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