Drawing a train measuring isometric piping 2 in.steel for pneumatic gas lift injection oil wells.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Galician):
level of natural land, detail at, level of land, notes:, symbols: flange, air line, male valve, buried pipe, check valve, motor valve, needle valve, huili valve, as-built, isometric train measurement, mca., description, date, revisions, vo. good., by, num., no. contract: place: drawing drawn on :, scale :, down. in :, mts., rev., reference drawings, drawing :, revised :, project.:, approved:, approved for construction, measuring train