查询词典 force-feed

The working principles of three kinds of pneumatic clamping device with impact force and of self-locking force amplifier are introduced.

重点介绍了作者创新的三种结合冲击力及自锁机构的高倍增力的气动夹具。

The mechanical behavior of Shape Memory Alloys material is tested, and the constitutive model of the SMA is established. A kind of SMA combined rubber isolator is developed, and the isolation effect of the SMA combined rubber isolator for long-span bridge and tall building structures is numerically simulated, from which the adaptive isolation performance and the self-restoring capacity of the SMA combined rubber isolator are verified. A kind of SMA damper is developed, the mechanical behavior of the SMA damper is tested, and the model of restoring force of the SMA damper is established. The theory and method of adaptive control based on the SMA damper for the long-span bridge are built, and the effectiveness and reliability of the adaptive control for the long-span bridge using the SMA damper are verified through numerical simulation and model test. The MRF-04K type magnetorheological damper is developed, the mechanical behavior of the MR damper is tested, and the model of restoring force of the MR damper is established. The theory and method of adaptive control based on the MR damper for the long-span bridge and tall building structures are built, and the effectiveness and reliability of the adaptive control for the long-span bridge and tall building structures using the MR damper are verified through numerical simulation and model test. In addition, the theory and method of sub-structural damage identification for long-span bridge are derived, the influence of soil-structure dynamic interaction on the seismic isolation and control effects with different isolation and control measures and the damage responses and the sliding base-isolation of large structures under the excitation of underground explosion are investigated.

试验研究了形状记忆合金材料的力学性能，建立了SMA材料的本构模型；研制了一种SMA复合橡胶隔震支座，数值仿真分析了应用SMA复合橡胶支座的大跨桥梁和高层建筑结构的隔震效果，从而验证了SMA复合橡胶支座的自适应隔震性能及其震后自恢复能力；研制了一种SMA阻尼器，试验研究了SMA阻尼器的力学性能，建立了SMA阻尼器的恢复力模型，建立了基于SMA阻尼器的大跨桥梁结构自适应控制理论与方法，通过数值仿真与模型试验验证了大跨桥梁结构SMA阻尼器自适应控制的有效性与可靠性；研制了一种MRF-04K型磁流变阻尼器，试验研究了MR阻尼器的力学性能，建立了MR阻尼器的恢复力模型，建立了基于MR阻尼器的大跨桥梁和高层建筑结构的自适应控制理论与方法，通过数值仿真和模型试验验证了大跨桥梁和高层建筑结构MR阻尼器自适应控制的有效性与可靠性；还建立了大跨桥梁结构的子结构损伤识别的理论与方法，研究了土-结构动力相互作用对不同隔震和控制措施的减震控制效果的影响以及地下爆炸波作用下各类大型结构的灾害响应与滑移隔震。

This paper consider centrifugal force and coriolis force for ideas of Planetary LabCD Valve Model and Single Point Fluid Separation Model, then the relation of critical rotation speed and planetary angle is linear which control parameter of critical rotation speeding in the Planetary LabCD Valve Model and compare with James Lee theory, and define γR in SPFS Valve Model to show the relation of the low rotation speed is linear and is fixed where the high rotation speed for utilizes any rotation speed.

本论文考虑离心力与科氏力之影响，且提出行星式碟片阀门模式与单点流体分离阀门模式两模式，其中行星式碟片阀门模式，其临界转速与行星角之大小近於线性变化，可当於控制阀门之临界转速之设计参数，且比较在阀门设计上考虑行星角来控制阀门临界转速与James Lee之阀门临界转速理论可以得知，从吾人所提出行星式碟片阀门模式可以得到与实验结果相同的趋势。

Department of Automation, University of Science and Technology of China, HeFei 230027）Abstract: This paper presents a method of neural network for interactive-force manipulator on the base of kinematics and analyses of the explosive force of human arm mode and neural network theory such as function approach, optimizing calculation. The method optimizes the whole servo-system, and ensures the system's robust.

中文摘要：本文根据关节机械臂的运动特性，在分析用于测试人体手臂运动爆发力机械臂模型设计的基础上，利用人工神经网络的函数逼近、最优化计算等方面理论，结合实际人－机力交互系统的控制特点，提出一种神经网络控制方法，对基于力控制策略的机械手伺服系统进行优化，同时保证了系统的鲁棒性。

The force needed to shear a ball off its pad, known as the bond shear force, is then measured by the ball shear tester.

当金球被推离键合表面时代力度即为键合金球剪切力度，其应被剪切设备所记录。

Some VAI double-current conticaster Anshan frame one shearing force wall concrete structure, 11.43-14.12 (M-1) assembles bigger beam board post shearing force wall surface modulus CML = in 3 ~ 11 centigrade-, for satisfying equipment still needing the early phase intensity suitable.

某VAI双流连铸机鞍山框架一剪力墙混凝土结构，梁板柱剪力墙表面系数较大CML=11.43-14.12(M-1)又处在-3~11摄氏度，为满足设备安装尚需要相当的早期强度。

Be an apparatus's turn to be OK to fight against shearing force , curved strain , axle centre strain and torque force produced by thigh-bone neck fracture only with one nail, the biomechanics the Shanghai University biomechanics project research institute has been carried out for this purpose tests , the various index inner without exception better than now having at present fixes an apparatus.

该器械仅用一根钉即可抵抗股骨颈骨折所产生的剪力、弯应力、轴心应力和扭力，上海大学生物力学工程研究所为此进行了生物力学测试，各项指标均优于目前现有的内固定器械。

According to the theory of reaction spectrum, equations of seismic force and shearing force are obtained.

所以，对爆破地震波作用下民房的破坏进行分析，搞清其破坏过程和机制，在不造成对民房破坏的情况下，可最大限度地快速

The effect from transverse webs and frames and the effect from collision velocity on ship bow collision properties are also studied in this paper. 7. The idea of buffer bow is put forward from aspects of the overall situation of environmental protection and reducing the damage of struck shipside caused by striking bow. The influence of curvature of bow shape on mode of distortion, collision force, collision force density and energy absorption of bulbous bow is described detailedly through a series of collision numerical simulation for bulbous bows that have different curvature.

发现横向框架对于船艏结构的变形形态，碰撞力及能量吸收都有一定的影响，在进行碰撞分析时不能忽略，在较低的速度范围内碰撞速度对碰撞力及能量吸收没有太大影响，所以可以从较高速度撞击后得到的能量吸收曲线中得到较低速的碰撞能量吸收曲线，从而可以得到低速碰撞时的撞深，然后通过这个撞深在较高速碰撞的碰撞力曲线中可以获得低速碰撞的碰撞力曲线。

It is also a familiar fact that a force is required to slow down or stop a body which is already in motion,and that a sidewise force must be exerted on a moving body to deviate it from a straight line.

要使一个已经运动的物体慢下来或使其停止运动就需要作用力；要使该物体偏离直线运动，就需要横向作用力，这也是大家所熟悉的事实。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。