Logging cable magnetic mark, as the standard of perforating depth, lays an important role in the exploration and development of oilfield.
电缆磁性记号作为测井射孔的深度标准，在油田勘探开发中占有极其重要的地位。
At present, coding for logging cable telemetry system often USES Manchester code.
目前，测井电缆遥传系统的编码方法是曼彻斯特编码。
The performance of logging truck is significant to petroleum prospecting and development, especially the stability of cable speed.
其运行性能尤其是线速度的稳定性对于油井勘探和开发具有重要意义。
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