If you name is li Ming, can not go to school due to illness, according to the following cases, to the English teacher to write a fake article Lin.

假如你叫李明，因生病不能去上学，根据以下病例，给英语老师林老师写个假条。

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Based on Lin li Ming 's research, this paper discuses the friction reduction by microbubble on a plat-bottom ship.

本文在林黎明研究的基础上进行船舶微气泡减阻的数值计算。

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