第三部分，改劣发明的比较研究。

The third part is about the comparative study on inferior invention.

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在你研究面试公司的企业文化时候你就能知道自己改穿什么。

You should have discovered, when you studied the company culture, what is expected.

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那就改研究别的方向吧！

So I changed the direction of my research!

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本文在研究沥青改质的理论问题上取得了进展。

There is recent progress in theory of modified asphalts.

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本文在研究沥青改质的理论问题上取得了进展。

There is recent progress in theory of modified asphalts.

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