LPG equipment and accessories. Transportable Liquefied Petroleum Gas (LPG) welded steel pressure drums with a capacity between 150 litres and 1 000 litres— 64 стр.
BS ISO 17208-2. Underwater acoustics. Quantities and procedures for description and measurement of underwater noise from ships. Part 2. Determination of source levels from deep water measurements— 25 стр.