Practices demonstrate that the method is an effective means to detect geologic anomaly bodies of metal ore body and small mine gob area.
实践证明，瞬变电磁法是探测金属矿体、小窑采空区等地质异常体的一种有效手段。
Bolting manual pillar and room method is a good future method of mining Mn ore body of medium thickness and small pitch.
人工柱锚杆房柱法是一种有前途的开采中厚缓倾斜锰矿床的采矿方法。
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