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The system runs well. It provides a method of digital design of non-circular gear drive.
系统运行效果良好，为非圆齿轮传动提供了一种数字化设计方法。
youdao
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The system runs well. It provides a method of digital design of non-circular gear drive.
系统运行效果良好，为非圆齿轮传动提供了一种数字化设计方法。
youdao