There are four methods to solve the problem in this passage.

在这篇文章中有四种方法来解决这个问题。

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EAI is one of methods to solve the problem.

EAI是解决这一问题的方法之一。

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We choose the spring oscillator the oscillator motion, these three different methods to solve the problem.

我们选用了弹簧振子系统的振子运动，用这三种不同的方法来解决该问题。

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To get to that point, though, they had to learn from and defeat the techniques of 72 other teams and competitors, all from different backgrounds and using different methods to solve the problem.

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Ding, Senior Investigator at the Gladstone Institute of Cardiovascular Disease and a professor at University of California San Francisco, is one of the scientists aiming to solve this problem by generating stem cells using chemical methods.

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