supported by the National Natural Science Foundation of China (40872092 and 40772069);the "Technology Support Gansu" Project;Chinese Academy of Sciences and the National Basic Research Program of China (2005CB422105)
Coalbed methane (CBM) accumulation models include continuous gas accumulation and staged gas accumulation.However,studied on the geochemical characteristics and indices to evaluate staged accumulation CBM are lacking....
supported by National Natural Science Foundation of Chi-na (Grant Nos.40642007, 40772069);National Basic Research Pro-gram of China (Grant No.2005CB422105)
To understand internal relations of their hydrogen isotopic compositions in typical marsh environment, we, using GC-IRMS analytical technique, measured the hydrogen isotopes of individual n-alkanes in the herbaceous p...