They are mainly corrosion failure, environment fracture failure, distortion failure and fracture failure.

在众机理中，主要是：腐蚀失效、环境断裂失效、变形失效和断裂失效。

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They are mainly corrosion failure, environment fracture failure, distortion failure and fracture failure.

在众机理中，主要是：腐蚀失效、环境断裂失效、变形失效和断裂失效。

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