问答题 翻译:The separation between the various reservoirs is demonstrated in each case by different oil/water and gas/oil contacts in most reservoirs.
问答题 翻译:Traps of this type were formed after the deposition of the reservoir rock by erosion and/or alteration of a portion of the reservoir rock through solution or chemical replacement.
问答题 翻译:The casing and tubing used to bring crude oil to the surface is suspended underneath a wellhead or Christmas tree.