名词
中文翻译：净势能
同义词：
['net potential energy', 'positive potential energy']
例句：
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1. The ship's NPSH is crucial for its stability.
船的净势能对于其稳定性至关重要。
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2. The engineer calculated the NPSH required for the new design.
工程师计算了新设计所需的净势能。
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3. The pilot must maintain a positive NPSH to avoid stalling.
飞行员必须保持正净势能以避免失速。