森古集团的轴承密封经过50多年的使用，证明设计科学合理的翻译：Sangu group bearing seal after more than 50 years of use proves that design a scientific and rational 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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Sangu group bearing seal after more than 50 years of use proves that design a scientific and rational

The woods ancient group's bearing seal passes through more than 50 years use, the proof design science is reasonable

sum ancient group of sealed bearings after 50 years of use, proven scientific and rational design

Sangu group bearing seal after more than 50 years of use proves that design a scientific and rational