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| + | ====== 4. Oil flow ====== | ||
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| + | A thin layer of cooking oil on a flat metal surface flows outwards when heated. Investigate the phenomenon and its dependence on relevant parameters. | ||
| + | ====== 4. 油膜流动 ====== | ||
| + | 当金属平面上覆盖的食用油薄层受热时，会形成向外扩展的流动。研究该现象及其对相关参数的依赖性。 | ||