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在1954上的全國地質勘探工作中,煤田勘探工作佔着極大的此重;无论是作为重工業基礎的鋼鐵冶煉工業,或是作为交通命胍的鐵路幹線建设,都是迫切地要求地南勘探工作者解决「煤」——煉焦煤和動力煤——的供應問題。因此,一本此較全面而又切合實際的介紹煤山田勘探工作先進經驗的書籍,是目前十分迫切需要的。煤是十分複雜的地球生物化學產物。它有着各種不同的生成條件,因此也就具备不同的性
In the national geological exploration work on 1954, coal field exploration accounted for a great deal of this; whether as a steelmaking industry based on the basis of heavy industry or as a railroad line for traffic, it is urgently required to conduct exploration work in Dinan. Solve the supply problem of “coal” - coking coal and thermal coal. Therefore, a more comprehensive and practical book introducing the advanced experience of coalfield exploration work in Yamada is very urgently needed. Coal is a very complex earth biochemical product. It has a variety of different generation conditions, so it also has different properties.