The deformation of mechanical seals would seriously affect their working performance, even resulting in wear and early stage failure.

机械密封产生变形会严重影响其工作性能，甚至导致磨损和早期失效。

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Actually, the main problem in suburb landmass exploitation and construction is in the early development stage, the inaccurate positioning is the main reason causing the failure of the project.

事实上目前城市郊区生地开发中存在的主要问题发生在前期阶段，其中定位不准便是造成项目失败的主要原因。

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Fork failure of a forklift truck mainly takes a form of plastic deformation exceeding allowable limit, fragile breakage and early stage fatigue breakage.

叉车货叉失效方式主要表现为塑性变形超差，脆性断裂和早期疲劳断裂。

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But as Dr Esparza points out, even failure, at this early stage, would be progress of a sort, as well as a valuable lesson for future efforts.

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