опробование пласта испытателем на бурильных трубах в обсаженной скважине(A drill stem test (DST) is a method of formation evaluation. The test allows fluids in the formation being evaluated to flow into the drill stem and to the surface. Pressure-recording devices in the drill stem test tool measure and record pressure in the well while it is both flowing and not flowing (shut in).)
геолого-технический наряд(Before drilling, a one page log of well submitted by geologist showing important expected formation and future casing depths and markers. gz1968)
