09 Cov Npuas Iav Ua Tus Neeg Sawv Cev Txo Qhov Ceev Hauv Cov Roj Drilling Fluid Rau MarginalLow-Permeabil...
Cov iav khoob, tseem hu ua cov iav npuas, ua tus neeg sawv cev txo qhov ceev hauv cov kua dej drilling. Hauv daim ntawv thov teb, cov kua roj-hauv-dej emulsion tshwj xeeb uas muaj cov iav npuas tau siv thaum lub sijhawm drilling ntawm cov khoom lag luam ...