Reamer Diamond Reaming Shell Hole Opener do QG PQ de PCD NQ que alarga Shell2022-12-28 14:27:29 |
Chave do círculo do QG PQ Diamond Outer Inner Pipe Tube do Bq NQ2021-11-25 15:13:49 |
Perfuração de núcleo do QG PQ Diamond Reaming Shell For Geological2022-09-07 17:47:33 |