The space around a pipe in a wellbore, the outer wall of which may be the wall of either the borehole or the casing, is the ______________.
A
open hole
B
down hole
C
bore
D
annulus
E
İlgili Sorular
The strongest way to join the ends of two ropes is with a __________.BOTH INTERNATIONAL & INLAND A power-driven vessel towing astern shall show __________.INTERNATIONAL ONLY Which whistle signal may be sounded by one of two vessels in sight of each other?The color of rockets, shells, or rocket parachute flares used to indicate that the vessel is in dist...You are approaching another vessel and see that she has the signal flag "A" hoisted. What should you...