Then you would try to measure how hard it is to spin your object around that axis.
然后去测量,绕该轴旋转物体的困难程度。
For example, you can try to measure how hard it is to spin this sheet of paper about an axis that is in the center of it.
比如，试着让一张纸绕其中心轴旋转，看看有多困难。
While you could write your own, take the easy route and leverage all the hard work the Axis developers already have done.
虽然您可以编写自己的类，但是您可以采用简单的途径，利用Axis开发人员已经做的所有艰辛劳动。
Cutting processing after forming can be carburizing processing, used to make the surface hard, center of high toughness instrumentation parts and axis wear parts.
切削加工成形后可以进行渗碳处理，用来制造表面硬、中心韧性高的仪器仪表零件及轴类耐磨件。
Due to the bad rigidity and the big line inflation of the thin axis, it is hard to achieve the high processing precision and the small surface roughness.
细长轴由于其刚性差、线膨胀大，难以获得较高的加工精度和较小的表面粗糙度。
It is shown that near diffraction-limited beam qualities could be achieved with optimized off-axis hard-edge unstable resonators.
结果表明：利用优化的离轴硬边非稳腔可以得到近衍射极限的输出。
The results also presented that there were so many shuttle-shaped micro holes in this steel wires, lugging along drawing axis and cored by the hard particles.
同时研究发现了钢丝在拉拔方向上形成的以第二相硬质颗粒为核心的梭形微孔洞。
Aided with the rich soft and hard resources of PC, multi-axis simultaneous movement was realized.
借助于PC机丰富的软、硬件资源，实现了多轴联动控制。
Y-axis dual dovetail hard TRDCK structure, rigidity and stability.
轴采用双燕尾硬轨结构，刚性强，稳定性好。
Y-axis dual dovetail hard TRDCK structure, rigidity and stability.
轴采用双燕尾硬轨结构，刚性强，稳定性好。
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