勤学如春起之苗，不见其增，日有所长。

Study the seed of the spring up, see, of its day.

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“增苗、控叶、高积累”栽培法的主要内容是：相对增大播种量，把上部叶片控小，实现后期高光合积累。

The main contents of this cultivation method included relatively increasing seeding rate and making top leaves smaller so as to achieve higher photosynthetic accumulation.

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瘤苗放疗增敏作用机制是诱导细胞凋亡，增强NK和CTL活性。

The mechanism of vaccine radiosensitization includes induction of cell apoptosis and enhancement of NK and CTL activity.

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