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基于阿基米德原理,研制了一种调节和显示液氮液面的多用途系统。该系统在液氮容器内的工作过程中,几乎不消耗能量。
Based on Archimedes’ principle, a multi-purpose system for adjusting and displaying liquid nitrogen level has been developed. The system consumes little energy during its operation in liquid nitrogen containers.