Five types of key elements, twenty-five indexes have been chosen to form a competent index system for the oilfield exploration and development institutes in this paper; the synthesized competitive power of Sinopec main oilfield institutes has been evaluated with expert survey method and multi-element linear decision function method.

Imported reforming units adopting the 3rd generation of IFP catalyst continuous regeneration technology is introduced.

Challenges facing by refineries to meet new gasoline specifications were analyzed together with countermeasures and petroleum refining techniques supplied by IFP.

There are some characteristics about the fieldwork of anthropology.

The controversies over the anthropological village studies urge anthropologists to continuously reflect on the theories and methods of anthropological fieldwork.

"Area Studies" is characterized as following: analyzing the "area" as a whole, not a divided part of areas: an interdisciplinary and multi-disciplinary approach; contemporaneous nature of research agenda; fieldwork based on anthropological approach.

Field work is an important research method in ethnic groups education while knowledge from practice is the methodological principles of field work.

Moreover,ethnographic research emphasize researchers’participation and presenting in authentic context,and this field research guarantees the more homology of research outcome to reality of live world.