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缓倾斜煤层长壁式回采、充填平行作业采煤法

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Bibliographic Details
Main Authors: 吕学诗 (吕学诗编著)
Published: 煤炭工业出版社
Publisher Address: 北京
Publication Dates: 1959
Literature type: Book
Language: Chinese
Subjects:
缓倾斜煤层-长壁采煤法
长壁采煤法-缓倾斜煤层
缓倾斜煤层-充填法:采煤方法
充填法-缓倾斜煤层:采煤方法
采煤方法:充填法-缓倾斜煤层
Carrier Form: 35页: 表,图 ; 19cm
Index Number: TD823
CLC: TD823.4
Call Number: 469.154/6670

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