Longitudinal axis  纵轴; 纵向轴线; 纵向轴; 经向轴

principal longitudinal aberration  主纵像差

anisotropy principal axis  各向异性主轴

auger-bit principal axis  钻头主轴

Center of principal axis  主轴中心

central principal axis of inertia  中心惯性轴; 中心惯性主轴

centrifuge principal axis  离心机主轴

centroidal principal axis  形心主轴

direction of principal axis  轴方向

grinding principal axis  磨削主轴

inertia principal axis  惯量主轴

Lathe Principal Axis  车床主轴

principal axis  主轴; 轴; 主轴线; 主焦平面; 正交轴

Principal Axis Accepts the Cover  主轴盖

Principal axis airproof  主轴密封

Principal axis algorithm  主轴法

Principal Axis Analysis Method  主轴分析法

principal axis coordinate plane  主轴坐标平面

Principal axis electro-motors  主轴电机