沈芳是一名小学老师。

Shen Fang is a primary school teacher.

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沈芳早晨七点半到校，比上课时间提前本个小时。

Shen Fang gets to school at half past seven in the morning, half an hour before classes begin.

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作者：蒋东，李芳，沈文明，郑世营目的：研究在不同温度、不同加热时间的条件下热疗对人肺腺癌A549细胞生长的影响。

Objective: To investigate the influence of thermotherapy on the growth of pulmonary carcinosis A549 cell under different temperature and heating time.

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