HEADS是同陆军合作开发的，该系统在可能导致脑部受伤的冲击和爆炸过程中，帮助科学家们分析和理解的士兵所承受的外力。
Developed in cooperation with the Army, HEADS will help scientists analyze and understand the forces soldiers sustain during impact and blast events that could lead to brain injury.
若没有外力，作用于系统整体，在碰撞过程中，动量就是守恒的。
And if there is no net external force on the system as a whole during the collisions, then momentum is conserved.
这一过程是每个线棒既不依靠外力也不涉及和影响其他线棒的自我调节和平衡过程。
This is a process that each bar can manage self-adjustment and balance without any external forces and influence on other bars.
在快速变向或变速过程中，车手受到的外力是多项作用力叠加的结果，一般以一个重力加速度为单位。
A physical force equivalent to one unit of gravity that is multiplied during rapid changes of direction or velocity.
总结了根据外力的符号直接绘制内力图的简单实用的绘制方法，这种画法简化了绘制过程，提高了绘图速度；
With the summary of simplified and practical designing approaches to draw internal force figures in accordance with notations in internal forces, which simplified drawing process and improved speed.
下面的两条“T”形槽的中心正好通过滑行器的质心，在这两条槽的两端安装碰撞器或挂钩，可使滑行器在运动过程中所受外力通过质心。
Below the "t" type two slot glide through the center was the center of the two slot in collision or hook at installation, can make the slide in athletic process by external through mass.
此外，本文还分析了具模量反差的聚合物共混体系在外力场作用下的相分离过程。
The phase separation processes under external stress field of polymer blends with modulus inhomogeneity were also investigated.
在这过程当中，顶椎周围的脊柱不承受任何外力。
This procedure does not involve any force pushing down the spinal column around the apex.
加工过程中损耗少，产品也不会因为受到弯，折等外力作用而影响到变换效果。
Can minimize the wastage in the working processes, the product transferred effect will not be changed when encountering the outside force such as bending and folding.
研究、试验以及实际应用表明，绕环过程中张力控制是绕环质量的关键，精确控制作用于光纤上的外力在适当范围内。
It shows from the research, experiment and application, the stress control during winding a coil is the key fact, it should be remained in a proper range.
分析了PVC的拉伸过程，讨论了外力作用速度对PVC的影响。
The tension procedure of PVC was analyzed. Influences of outside force velocity on PVC were discussed.
成品油管线在运营过程中会发生泄漏，主要原因为管线腐蚀、外力撞击、打孔盗油及水击等，泄漏后油品蒸发扩散形成的爆炸性区域具有很大的危险。
Oil gas diffusion can probably occur from the product pipeline due to some factors such as pipe corrosion, foreign power collision, oil stolen by drilling hole or water hammer.
该训练测试系统能够方便地实现不同型号形状记忆合金丝的自动训练过程，并能测试形状记忆合金丝在不同通电条件和外力条件下的性能。
SMA wires with different diameters can be trained conveniently by the present system. The performance of SMA wires in different electric currents and external forces can also be measured.
在焊料冷却和凝固的过程中，焊点不应受到任何外力的影响。
In the solder cooling and solidification process, the joints should not be subject to any external impact.
本文就电炉包厢小车的驱动部改造过程，进行了详细阐述，并由此对内力驱动及外力驱动这两种驱动方式进行了比较。
This article makes a detailed description on the modification of the driving part of the compartment dolly and makes a comparison between internal and external force drives.
本文研究了碳/环氧复合材料在拉伸和弯曲过程中试样电阻率随外力作用而变化情况，并建立了电阻与应变关系曲线。
The resistance variation of carbon-epoxy composite during strain and flexural were studied on this paper, and the relation curve of the resistance with strain was drawn.
本文研究了碳/环氧复合材料在拉伸和弯曲过程中试样电阻率随外力作用而变化情况，并建立了电阻与应变关系曲线。
The resistance variation of carbon-epoxy composite during strain and flexural were studied on this paper, and the relation curve of the resistance with strain was drawn.
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