In this paper,information entropy is introduced for feature evaluation and a new method(TF.

Based on the basic-element extension set of single evaluating characteristic, the constructing methods on the basic-element extension set of multi evaluating characteristics and the establishing methods of their dependent functions are researched.

Sinopec′s approaches to the issues emerging in the new round of national CBM resources assessment, such as the low-limit depth of CBM weathering zone, CBM mineable coefficient, and reliability of CBM geological reserves, are briefly presented for the purpose of advancing CBM resources assessment in China.

In the new round of national oil and gas resources assessment sponsored by the Ministry of Land and Resources and National Development and Reform Commission, CBM is included in the evaluation as an important substitute resource.

Based on detailed studies on geological relic resources assessment,the authors plot the factors of index system into two classes:resources sight value and resources exploitation condition value.

Team organization model and its resources evaluation method under collaborative design mode;

The applications of decision support system in resources evaluation;

Geological features and resources evaluation of Cretaceous oil sand,Wuerhe Mine,Xinjiang

Method approach of resource assessment and ore delineation for cobalt-rich crust;

Oil-gas resource assessment is very important for exploration investment plan.

The boundary of gas hydrate formation zone limits the distribution of gas hydrate in nature environment,and uses as the base of the gas hydrate resource assessment.