GOST R 55955-2014 Standard practice for determination of gas content of coal《煤层气含量测定的标准实施规程》.pdf

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3、me zero): , , .2.7 sorption standard temperature and pressure conditions (STP): , 760 . . 20 C.2.8 (residual gas): , .3 , , - . , , (). - . ( ) - , . -, . - () , 10 3 . . - ( , 4 ), -. . ( ) . . , , , ( ); 3/, 3/ ( ) scf ( )/ (Imperial units).4 4.1 , - . , , , - . , , - . (), - , , . (111, 1) - (121

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