名词
中文翻译：浮心
同义词：
['buoyancy center', 'buoyant center']
例句：
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1. Theboat's center of buoyancy is at the bottom of the water.
船的浮力中心在水面下。
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2.The weight of the object will be balancedby its center of buoyancy.
物体的重量将由其浮力中心平衡。
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3. The ship's center ofbuoyancy is higher than the waterlevel.
船的浮力中心高于水面。