1、According to the principal of Hahn method, the method to solve the velocity of shaft center has been derived on basis of FEM.───根据Hahn方法的基本原理，推导出了基于有限元方法求解轴心运动速度的求解方法。
2、the stored energy transformer includes an energy storing ear, a principal shaft, a plane rolling spring, a ratchet wheel device and a shell;───储能转换机构由储能齿轮、主轴、平面窝卷弹簧、棘轮机构、和壳体组成；
3、The milling driving device is characterized in that the mill principal axis is directly connected with the output shaft of the hydraulic motor by a joining sleeve.───本实用新型可使整个铣刀主轴组件结构简单、紧凑、 具有很强的实用性。
4、Considering the construction and quality requirements of the principal shaft, a special production process with horizontally molding and vertically pouring was adopted.───根据主轴铸件的结构特点及质量要求，采用了平做立浇铸造工艺。
principal shaft（意思翻译）
主轴
principal shaft（相似词语短语）
1、diaphysis shaft───中间轴
2、shaft───vt.欺骗；苛待；n.竖井；通风井；（电梯的）升降机井；杆，柄
3、mandrel shaft───心轴
4、transmission shaft───n.[机]传动轴；n.传动轴
5、principal boy───n.哑剧男主角（常由女演员扮演）；哑剧中的男主角
6、principal office───总部，总社；总办事处；校长室；总店，总部，总社
7、principal investigator───首席调查员；主要研究者
8、principal───n.ShouChang；校长；资本；当事人；adj.主要的；资本的
9、principal components───主分量；主成分
principal shaft（双语使用场景）
1、According to the principal of Hahn method, the method to solve the velocity of shaft center has been derived on basis of FEM.───根据Hahn方法的基本原理，推导出了基于有限元方法求解轴心运动速度的求解方法。
2、the stored energy transformer includes an energy storing ear, a principal shaft, a plane rolling spring, a ratchet wheel device and a shell;───储能转换机构由储能齿轮、主轴、平面窝卷弹簧、棘轮机构、和壳体组成；
3、The milling driving device is characterized in that the mill principal axis is directly connected with the output shaft of the hydraulic motor by a joining sleeve.───本实用新型可使整个铣刀主轴组件结构简单、紧凑、 具有很强的实用性。
4、Considering the construction and quality requirements of the principal shaft, a special production process with horizontally molding and vertically pouring was adopted.───根据主轴铸件的结构特点及质量要求，采用了平做立浇铸造工艺。