There are eccentric wheel, rubber soft parts, main shaft bearing and so on.

振荡室内有偏心轮、橡胶软件、主轴、轴承等组成。

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Using eccentric wheel and spring, an instrument was developed in this study.

采用偏心轮和弹簧结构，研制了口腔修复体疲劳寿命测试机。

youdao

Using eccentric wheel and spring, an instrument was developed in this study.

采用偏心轮和弹簧结构，研制了口腔修复体疲劳寿命测试机。

youdao