平板工件中心存在较大的残余应力分布区。

High residual stress distribution zone lies in the center of work piece.

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岩溶分布区石漠化现象较为突出，并日益严重。

The increasingly severe rock desertification phenomenon in the karst area is obvious.

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从保护区域来看，67.94%分布区没有得到保护。

In view of protected area, 67.94% is not under-protection.

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从保护区域来看，67.94%分布区没有得到保护。

In view of protected area, 67.94% is not under-protection.

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