(three) The experimental analysis method of the drilling fluid lost control effectiveness taking into consideration different loss kinds is recognized. Based on the analysis means of the experimental results with the drilling fluid lost control performance, the indoor evaluation process with the highest coincidence degree with the on-site drilling https://vertechs21.wordpress.com/2026/01/23/the-critical-role-of-fluid-rheology-in-modern-oilfield-operations-a-look-through-the-lens-of-vertechs/