随着石油勘探局(以下简称为勘探局)业务的扩展,给统计核算提出了新问题。近年来,勘探局投资了油区外油气田合作开发、外围勘探开发和煤层气开发等项目,其物探、钻井、测录井、井下作业、建筑施工等 With the expansion of the business of the Petroleum Exploration Bureau (hereinafter referred to as the Exploration Bureau), new problems have come up for statistical accounting. In recent years, the Exploration Bureau has invested in projects such as cooperative development of oil and gas fields outside the oil field, exploration and development in the periphery, and development of coalbed methane. Its geophysical, drilling, logging, downhole operations, construction and construction