单词 | draft gage |
释义 | draft gage [`draft ´gāj] ENGINEERING 1. A modified U-tube manometer used to measure draft of low gas heads, such as draft pressure in a furnace, or small differential pressures, for example, less than 2 inches (5 centimeters) of water. 2. A hydrostatic depth indicator, installed in the side of a vessel below the light load line, to indicate amount of submergence. |
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