查询词典 force-feeds

Based on the basic cutting force model, an improved cutting force prediction model with cutter runout is studied.

本文研究了刀具径向跳动对切削力的影响，改进了基本切削力预报模型。

We also observed and measured the distance and section of some muscles such as long muscle of neck、long muscle of head、sternocleidomastoid、trapezius、longissimus、inultifidus、splenius、semispinal muscle of head、semispinal muscle of neck、anterior scalene、middle scalene 、posterior scalene et al. We achieved the moment of force and downloaded the force in the model .We also added gravity of head.

通过横截面积肌力计算法，测量尸体颈椎周围的主要肌肉：胸锁乳突肌、斜方肌、头长肌、颈长肌、肩胛提肌、夹肌、前斜角肌、中斜角肌、后斜角肌、多裂肌等的横截面积及其与颈椎纵轴的中心距数值，求得力矩值，直接或根据力矩等价公式间接的将肌力值加载于模型体表各点。

Finaly, the reliability of static ice force for different reccurrence periods is calculated by taking Schwarz formula as formula of calculating static ice force and results are simulated by Monte Carlo important sampling method.

最后，以Schwarz公式为静冰力计算公式，结合得到的冰厚和冰强度的概率分布，采用映射变换法进行不同重现期静冰力的可靠度分析计算，并用蒙特卡罗重点抽样法进行模拟。

By using the second order Stokes wave theory,the wave force is calculated and the method to deduce the formula of the second order Stokes wave force spectrum is explored.

本文基于二阶Stokes非线性波浪理论探讨了采用非线性波浪理论时随机波浪力谱的计算方法，并用一典型算例，对本文公式的计算结果与线性波理论的计算结果进行比较。

By using the second order Stokes wave theory, the wave force is calculated and the method to deduce the formula of the second order Stokes wave force spectrum is explored. A representative example is given and the results horn calculation are obtained in the form of curves for comparison.

本文基于二阶7Stokes非线性波浪理论探讨了采用非线性波浪理论时随机波浪力谱的计算方法，并用一典型算例，对本文公式的计算结果与线性波理论的计算结果进行比较。

When the armature is in the middle, the two secondary coil electromotive force generated by the same sensor, so that output voltage of 0; when the armature movement in the internal coil and off-center position, the two-coil inductive electromotive force generated ranges, and voltage output, voltage depends on its size of displacement.

当衔铁处于中间位置时，两个次级线圈产生的感应电动势相等，这样输出电压为0；当衔铁在线圈内部移动并偏离中心位置时，两个线圈产生的感应电动势不等，有电压输出，其电压大小取决于位移量的大小。

The basic principles of thermocouple temperature measurement are two different components of the composition of the homogeneous conductor closed-loop, when the temperature gradient at both ends of existence, the circuit current will have passed, at this time exist between the two ends of Seebeck electromotive force -- Thermal electromotive force, which is the so-called Seebeck effect.

热电偶测温的基本原理是两种不同成份的均质导体组成闭合回路，当两端存在温度梯度时，回路中就会有电流通过，此时两端之间就存在 Seebeck 电动势——热电动势，这就是所谓的塞贝克效应。

Test and analytical studies indicated that (1) connection moment strengths in positive bending were similar but in negative bending were different on the order of 0.72 and 0.6 percent compared to the bare steel beam subassembly so that the self-centering behavior of the subassemblies with the composite concrete slab was not observed,(2) force-transferring mechanism in the connection proposed was able to predict the force-deformation relationship of the subassembly with the composite concrete slab, and (3) a general-purpose nonlinear finite element analysis program ABAQUS was used to perform the correlation study on the subassemblies with and without composite concrete slab.

实验结果显示(1)含楼版试体在千斤顶往正方向作用时的弯矩与未架设楼版试体接近，但在千斤顶往负方向作用时未架设楼版试体的弯矩分别约为含楼版试体的0.72%及0.6%，所以预力梁柱接合系统於钢梁上架设楼版，对预力系统自行复位的能力造成很大的影响、(2)由预力梁柱接合系统力量与位移间的关系利用迭代方法可以预测含楼版试体的行为、及(3)以有限元素分析程式模拟其中一组含非传统楼版试体以探讨含楼版预力接合系统在挠曲载重作用下的行为。

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。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐