AUTOMATION TRENDS IN ROOM-AND-PILLAR CONTINUOUS-MINING SYSTEMS IN THE U. S. A.

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作者：

Chugh, Y.P.

Parkinson, H.E.

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来源：

Journal of The South African Institute of Mining and Metallurgy | 1981年 / 81卷 / 03期

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Compendex;

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摘要：

COAL MINES AND MINING

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页码：57 / 65

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