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《煤层煤样采取方法》等１３项国家标准颁布国家技术监督局于１９９５年８月７日以技监国标函（１９９５）１６５号文批准发布《煤层煤样采取方法》和《低煤阶煤的透光率测定方法》等１３个国家标准。这些标准自１９９６年４月１日起实施。它们是：１．ＧＢ４８２－１９９...
“National Coal Seam Sample Acquisition Method” and other 13 national standards promulgated by the State Bureau of Technical Supervision on August 7, 1995 to technical supervision of national standard letter (1995) No. 165 approved the release of “coal seam sampling method” and “low coal rank coal Transmittance method ”and other 13 national standards. These standards have been implemented since April 1, 1996. They are: 1. GB482-199 ...