As the testing time is relatively short, WFT pumping Volume seldom breaks down mud contamination, capillary force in the invaded zone impacts testing pressure data.

• 针对电缆地层测试(WFT)在短时间内抽吸地层流体无法解除侵入带的泥浆污染,泥浆侵入带形成的毛管力对测试压力数据有很大的影响。