COAL MINING ACTIVITIES IN SOUTH AFRICA.

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作者：

Barnes, V.C.

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Proceedings of the Society of Photo-Optical Instrumentation Engineers | 1980年

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摘要：

Geological features, distribution, quality and characteristics of the deposits are briefly dealt with. Coal reserves, mining methods, production and working costs are commented on and ecological impact, coal liquifaction, governmental control and research are summarised.

引用

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