This paper compares the CBL/VDL cement bond logging unit of various frequency used in Daqing Oil Field with the result of cement job quality, and Discusses the effect of the unit on the evaluation result.

• 通过比较大庆油田现用的不同频率的CBL/VDL型水泥胶结测井仪测量结果及固井质量结果， 讨论了声波频率对这种仪器评价结果的影响。