axis era轴心时代
axisn.轴;中枢
axis classification类轴分类
axis basicoranialis颅基轴
axis of oscillation摆动轴线
axis of collimation视准轴
axis of perspective透视轴
axis of imaginaries虚数轴
axis of convergence收敛轴
axis-of-freedomn.自由度轴
axisymmetric nozzle轴对称矢量喷管
Axis direction seal轴向密封