DR 98647被替代
Guide to the determination of gas content of coal - Direct desorption method
出版：Standards Australia
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基本信息
標準編號： DR 98647
標準類別：Draft
出版單位：Standards Australia
標準頁數：0
標準簡介
Proposes methods for the determination of the measurable gas content of coal seams using lump or core samples obtained by surface drilling and from underground. Both the slow-desorption and fast-desorption methods are covered.
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