In medieval times, a lance couched under the rider's arm, unifying the force of rider and weapon, would throw its wielder backwards off the horse at impact.
在中世纪，一把长矛被放在骑手的臂膀下，以统一骑手和武器的力量，一旦受到冲击，持兵器者就会向后摔下马去。
The lesson, says Susan Irving of the Government Accountability Office, a non-partisan arm of Congress, is that “no process change can force agreement where one does not exist.
联邦会计总署（一个不分党别的国会机构）的SusanIrving说，过去的教训是“没有任何进程变化能够推动一个本不存在的协议。”
Confirmation of supersymmetry would be a shot in the arm for M-theory and help physicists explain how each force at work in the universe arose from one super-force at the dawn of time.
如果能证实超对称性的确存在，那无异于为M理论注入了一针强心剂，物理学家们可以借此来解释宇宙诞生之初，各种作用力是如何从一种超级作用力里诞生的？
Confirmation of supersymmetry would be a shot in the arm for M-theory and help physicists explain how each forces at work in the universe arose from one super-force at the dawn of time.
如果能证实超对称性的确存在，那无异于为M理论注入了一针强心剂，物理学家们可以借此来解释宇宙诞生之初，各种作用力是如何从一种超级作用力里诞生的？
The Internet Engineering Task Force (IETF) is the protocol engineering and development arm of the Internet formally established by the IAB in 1986.
互联网工程工作小组（IETF）作为正式创立于1986年的IAB组织重要部门，致力于协议相关工程技术和开发工作。
With the decision made by the U.S. Air Force to select the KC-767 for its aerial tanker competition, not only did the 767 line get resuscitated, but Pratt's PW4000 series got a major shot in the arm.
当美国空军作出决定选择KC- 767作为其空中加油机时，这不仅使767生产线得以复苏，而且也助了普惠pw 4000系列发动机一臂之力。
He reached out his hand and they shook, Brendan managing through an extreme force of will to keep his arm steady.
他伸手和他握了握，布伦丹则用强烈的意志使劲不让手臂颤抖。
And the force is perpendicular to the arm.
力是垂直于杆。
The effect of tension on arm of force was studied that: forward tension can enhance the arm of force.
连轧过程张力是最主要的因素，研究了张力对力臂的影响规律：前张力使力臂增加。
The simulation revealed that despite providing a mechanical disadvantage, the short lever arm of a sprinter's heel actually produced more force than the longer lever arm of a non-sprinter.
这个模拟实验显示：尽管这样的结构造成了力学上的缺陷，但事实上短跑运动员短足跟所提供的短力臂比非短跑运动员的长力臂能提供更大的力量。
Disturbance specific force caused by the lever arm effects in integration navigation system is investigated.
研究了组合导航系统中杆臂效应引起的干扰比力问题。
Taking an old standard drill like single arm, and turning it in to a set, can force swimmers to think and discover.
以一个旧标准的单臂演习，并约定俗成，能强迫游泳者去思考和探索。
Objective To measure the retentive force of short buccal retentive arm distal guiding plate hard retainer, and provide requisite data for its clinical application.
测试颊侧短固位臂-远中邻面板硬固位体的固位力，为临床应用提供实验依据。
Overturning refers to the tipping over of the retaining wall as it rotates about the toe of the structure. The overturning force is the sum of each destabilizing force times its moment arm.
倾覆指挡土墙倾倒，相对于挡土墙沿它的结构支撑点旋转，倾覆作用是各个不稳定因素与力臂乘积的总和。
The shaking force and spring force of the shaking table act on the centrifuge arm, will make the centrifuge arm vibrate under the composite conditions of centrifuge and vibration.
在振动离心复合环境下由于振动台激振力及弹簧弹性力的作用导致离心机臂摆振。
The right image shows a more effective position at the completion of the arm entry. The leverage is improved so the swimmer can immediately begin to generate substantial force.
下图显示了一种更有效的入水方式，手臂处于这个位置，背阔肌对手臂的杠杆作用大大提高(力矩增加)，选手能立即产生很大的力量。
Patient can perceive the force on upper arm by force feedback of the haptic interface.
借助于触觉感知接口的力反馈作用可以使患者感觉到手臂受到的作用力。
Because of sprint timing, it is likely that some of the left arm force has been used to counter-balance the recovering right arm.
因为短距离项目的时间限制，可能部分左臂的推力要用来对抗右臂造成的身体失衡。
The left leg kicks to counter-balance the vertical force component of elevating and recovering right arm.
左腿打水来平衡右臂的抬升和空中移动长生的垂直分力。
The acting force between the turning arm bearing and the planetary disc is analyzed.
分析了转臂轴承与行星盘的作用力。
The model of switch calculated is built aiming to number 42 double arm elastic bending point rail, system analysis is made for switching force and inadequate displacement.
随着列车提速和客运专线的建设，道岔的设计也由静态设计向动态设计转变，弹性可弯尖轨及心轨的扳动力及不足位移是道岔设计中的关键问题。
In the mechanic testing, the method of backward V insulators with the side fixing of cross-arm and adding force on side of wire was adopted.
在力学试验中，采用了倒v型绝缘子串的横担侧挂点固定、导线侧加力的方法。
The probe can be penetrated into a coating until the bottom part of the coating through the compressive force effect of the feeler arm.
探测杆在压力作用下促使探针刺入涂层直至涂层的底部。
The utility model provides the slide facilitating shoe which not only USES a thigh part to exert force, but also can use an arm to exert force.
本实用新型是提供一种不但利用腿部加力，还可利用手臂加力的助滑鞋。
An anti-skid layer is provided outside of the handles of the arm force steel rod and an anti-skid rope is provided at both sides of the arm force rod.
在臂力棒钢管把手外面设有一层防滑层，在臂力棒两端设有防滑脱绳。
An anti-skid layer is provided outside of the handles of the arm force steel rod and an anti-skid rope is provided at both sides of the arm force rod.
在臂力棒钢管把手外面设有一层防滑层，在臂力棒两端设有防滑脱绳。
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