Z 轴代表上下方向 (Superior / Inferior),向下为正,Y 轴代表前后方向(Anterio-posterior),向前 为正。因此屈曲动作为+Mx 方向,后仰动作则为-Mx,侧弯动作则代表为±My, 轴向旋转动作则代表为±Mz。
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我需要练习英语口语 » I need to practice spoken English 前后方向 » Anteroposterior 兴华实验中学 » Xinghua experimental high school ..
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...给我看下你的 » Show me your 前后方向 » Forward and backward directions 提高员工的满意度,实现互相尊重和自我实现的目的 » increase employee satisfaction, and achieve mutual respect and self-real...
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每次停车掉头时,均应检查前后方向的路况。
Each time you stop while turning, check traffic in both directions.
不同于许旺氏细胞瘤,脊膜瘤主要位于上段和中段胸椎水平,但是在前后方向有相似的分布。
Meningiomas are predominately located in the upper and mid- thoracic areas, different from schwannomas, but are in a similar distribution in the anterior-posterior plane.
由于工作台前后方向的运动不常用,而且推力不需要很大,故顶层工作台采用手柄人力驱动。
Because the sport of the direction is not daily in front and at the back of the workingbench, and thrust did not need very big , so the workingbench of top floor adopts the manpower drive of handles.
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