... 其实我知道你不相信，所以我不想回答 » In fact, I know you do not believe, so I do not want to answer 扁头的 » Flat head 哦 看来你也是个喜欢翻译公司的人 » Oh it seems you are those who like art ..
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我怎么知道我的宝宝得了扁头综合征？
万向连接轴是许多工程机械的传动连接部件，由于应力集中的影响，连接轴的叉头和扁头经常发生破坏现象。
The universal joints are the very important components in mechanical engineering, and as the effect of stress concentration, the fork of the joint axis and the flat head are often damaged.
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