短语词组短语hinge -axis 铰轴vertical hinge axis 垂直铰链轴hinge axis point [口腔]铰链轴点horizontal hinge axis 水平铰链轴hinge axis determination 确定铰链轴hinge axis type occlusion 铰链轴型imaginary axis hinge 虚铰Single -axis flexure hinge 单轴直圆铰链 返回 hinge axis