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Vacuum Gauges - RIT - People - Home
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日期:2025-06-28
7.5 Capacitance Manometer 7 in the capillary is at a higher pressure, and keeps the mercury at a lower level, as shown in gray. The height di erence between the two nal mercury levels is hand the capil-lary has a cross-sectional area A. Calling the nal vo...看更多