An economic appraisal on the petroleum exploration and development in a small oil-bearing basin in China is carried out based on its geological and engineering appraisal.
为了对我国的一个小盆地进行油气勘探与开发，在地质论证和工程论证的基础上，进行了经济论证。
An economic appraisal on the petroleum exploration and development in a small oil-bearing basin in China is carried out based on its geological and engineering appraisal.
为了对我国的一个小盆地进行油气勘探与开发，在地质论证和工程论证的基础上，进行了经济论证。
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