词汇	huperzia somae
释义	huperzia somae 相马氏石杉
随便看	principal axis of moment principal axis of quadric principal axis of strain principal axis of strain tensor principal axis of stress principal-axis of stress principal axis of stress tensor principal axis of symmetry principal axis seal principal axis solution principal axis system principal-axis theorem Principal Axis Transform principal axis transformation principal-axis transformation principal axis vibrancy principal azimuth principal balance principal base principal beam principal axes Principal axes algorithm Principal Axes Analysis principal axes method principal axes of a body