�?�?t ε l ρ l v l + �?�?ε l ρ l v l v l = ε l �?�?τ l + ε l ρ l g �?ε l �?p �?β v l �?v s The decrease in annular return flow will result in the stream speed of drilling https://clicking-here13444.wikilentillas.com/395731/wellbore_fluid_loss_can_be_fun_for_anyone