- diaphragm level indicator
- мембранный уровнемер
Англо-русский строительный словарь. 2013.
Англо-русский строительный словарь. 2013.
vertical speed indicator — A flight instrument that indicates the rate of climb or descent or the zero, or level, position at 9 o’clock. The VSI is a sensitive pressure gauge that senses the rate of change of static pressure. Atmospheric pressure is led directly into an… … Aviation dictionary
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Barometer — Schematic drawing of a simple mercury barometer with vertical mercury column and reservoir at base … Wikipedia
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