Objective: The metabolic characteristics of resistant starch and its regulative effect on glucose response were studied by native stable isotope technique.

目的：利用天然稳定同位素技术，探讨抗性淀粉吸收代谢的特点及对血糖调节的影响。

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From the Angle of physical organic Chemistry, the transition state of chemical reactions has been studied in chemical reaction rate and isotope effect.

本文从物理有机化学的角度，从化学反应速度和同位素效应二方面对化学反应中的过渡状态问题进行探讨。

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To evaluate the radiation preventive effect of a newly-founded isotope device in a coking factory.

目的对某焦化厂新建同位素装置进行放射防护控制效果评价。

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"It's the first time the same isotope has been used in two different experiments at two different labs, and it showed basically the same effect, " Prof Fischbach said.

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