mining geological sampling
mining geological sampling
采矿地质抽样
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Outliers problems may be present in sampling surveys. Outliers, called extreme high grade data in geological prospecting and mining engineering, usually correspond to very high grade mineralization.
特异值问题可能存在于许多抽样调查之中，特异值在地质勘探及采矿工程中称为特高品位，它一般对应于高品位的矿化作用。
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