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| Russian | English |
| метод измерения высоты незаполненного объёма танка ультразвуком | ullage pressure ultrasonic (See vapor pressure. A method of measuring level where a sound pulse is transmitted from the instrument to the surface of the material. The sound pulse is reflected off the surface and the echo is detected by the instrument. The amount of time to return to the instrument is inversely proportional to the level Метран) |
| метод обмера | strapping method (Identifies the tank strapping method used for the tank. It uses two methods: strapping table (actual) or formula based – calculated Метран) |