Uncontrolled acceleration forces can cause belt conveyor system performance problems with vertical curves, excessive belt take-up movement, loss of drive pulley friction, spillage of materials, and festooning of the belt fabric.
毫无控制的加速度产生的动力能够引起带式传送机系统产生诸多不良问题，比如上下曲线运动、过度传送带提升运动、滑轮和传送带打滑、运输原料的溢出和传送带结构。
The computations show that the changes of vehicle velocity have greater influence on the track vertical acceleration, the changes of track stiffness of frog system have also greater influence on track vertical acceleration and on vertical displacement of the cross tie.
结果表明：列车速度的变化对钢轨最大竖向加速度和岔枕最大竖向加速度的影响较大；而辙叉区轨下刚度的变化对钢轨最大竖向位移、岔枕最大竖向位移及岔枕最大竖向加速度有较大的影响。
The computations show that the change of vehicle velocity has greater influences on track vertical acceleration. Also, the change of track stiffness of frog system has greater influences on track vertical acceleration and the vertical displacement of cross tie.
计算表明列车速度的变化对钢轨最大竖向加速度和岔枕最大竖向加速度的影响较大，而辙叉区轨下刚度的变化对钢轨最大竖向加速度、岔枕最大竖向位移及岔枕最大竖向加速度有较大的影响。
The amplitude of acceleration parallel to tractional direction is about ten times as that of acceleration in vertical direction for test points on soil.
地基中测点平行于牵引方向的加速度幅值大约是垂直牵引方向的加速度幅值的10倍。
Based on 2D-coherence model, assumed static nonlinear balance to be as initial state of bridge structure seismic response analysis, after studying on PSD function model of artificial seismic wave and incoherence function model, considering effect of vertical seismic wave promulgating direction to other supported points, selecting Haos 2D-coherence model, applying of triangular series method and MATLAB the thesis achieves artificial seismic wave program and produces six points artificial seismic acceleration waves of the actual bridge.
基于二维相干模型，假定静力非线性平衡状态为桥梁结构地震响应分析的初始状态，详细研究人工地震波功率谱模型和部分相干函数模型后，选择Hao二维相干函数模型，考虑垂直地震波传播方向各支点影响，编制出可综合考虑频率对视波速影响以及不同支点间非平稳调制函数差异等因素的人工地震波生成程序，并合成实桥的六个支点的地震加速度时程。
The result shows that there are significant differences in take-off technique between Chinese male high jumper and foreign one. The Chinese jumpers have a lower horizontal velocity in the last two steps and the fall in angle of their body range from big to small. During the take-off, with the take-off leg touching the ground, they have a lower horizontal velocity and a shorter distance of vertical acceleration. The proportion of the buffer time to the stretch time of the take-off leg does not fully suit the laws of biomechanics.
结果表明，我国运动员与世界优秀运动员在起跳技术方面存在着较大的差异，主要表现为前者在助跑与起跳衔接阶段的质心水平速度较低，倒1步身体内倾角度变化呈大—小趋势；在起跳阶段，起跳腿着地时的质心水平速度低，身体质心垂直加速距离较短以及起跳腿缓冲蹬伸时间比例不完全符合力学原理等。
If the strike-slip fault has a normal faulting component, the vertical acceleration of the ground near the source will be remarkablely increased. Especially when the strike-slip faulting is companied by a oblique normal faulting component, the ground motion on the bath side of the fault becomes asymmetric and the peak acceleration on the upper wall is relative greater.
但如果走滑断层运动还同时兼有在重力作用下的正断层运动分量，震源附近的地面垂直加速度将明显增大；如果是兼有倾斜的正断层运动分量，则断层两侧的地面运动不对称，上盘的峰值加速度较大些。
Based on the analysis of the lateral acceleration data of vehicles measured in Shanghai Metro Lin, this paper suggests that the lateral oscillation force of the vehicles shall choose 10% of the vertical load on a single wheel.
摘要根据铁路车辆及上海轨道交通3号线上实测车辆横向加速度值，建议横向摇摆力取轴重的10%，按目前承轨合构造，车辆偶然脱轨后可能横向偏移左右各1.75m。
Couple that with the Vertical Acceleration pay plan and this is a HOME RUN!
它有几种简单而优厚的奖金制度，并且完全能够在家经营。
Geometric model of double cavity jaw crushers was established. Virtual model of the movement mechanism-crank and rocker mechanism and left-right broken cavities were simplied properly based on dynamical analysis software of ADAMS. Simulation study on kinematics characteristics of this mechanism was stated such as transmission angle of connecting rod and horizon and vertical displace of inlet and outlet of two broken cavities. Kinetics characteristics was also simulated such as velocity and acceleration of mobile jaw barycenter and vibrant force of rack.
在动力学仿真软件ADAMS环境下对双腔式破碎机的几何模型进行了适当的简化，建立了它的传动机构－曲柄摇杆机构以及左、右两破碎腔的虚拟模型，并对破碎机连杆传动角和两破碎腔进、排料口水平、垂直位移等运动学特性以及动颚重心速度、加速度和机架所受的摆动力等动力学特性进行了仿真研究。
As the simulation result shows that vertical vibration acceleration, roll and pitch acceleration of the vehicle are reduced in contrast with the control strategy without preview, and the property of the automobile ride is improved greatly.
仿真结果表明，与无预瞄系统的控制策略相比，基于预瞄信息的最优控制策略能够有效地降低车身垂直振动加速度、车身侧倾角加速度和俯仰角加速度，车辆行驶平顺性明显提高。
The aim of the design of this laboratory bench is to satisfy the common hot test-drive on the ground and to test the capability of the aircraft with the function of the vertical acceleration. The missile will not invalidation under this condition
实验台的设计目标是要满足地面普通热试车试验，在法向加速度作用下对飞行器进行性能检测，不至于导弹在机动飞行中失效。
The brake of non-throwing arm is helpful to obtain the tangential acceleration in the right shoulder and normal acceleration, afterwards the right shoulder in surmounted hip vertical plane after the braking maneuver, can throw the angular momentum effectively to the arm.
①非投掷臂的制动，有助于右肩获得切向加速度，法向加速度，而后右肩在超越髋部垂直后的制动动作，能将角动量有效的传递到投掷臂。
In vertical upward flow, buoyancy and thermal acceleration cause laminarization of wall boundary layer.
在垂直上升管中，流体热加速度与浮升力导致边界层层流化；倾斜管中浮升力导致管顶部形成驻点。
The test results show that by substituting the spicule cast iron wedge with combination wedge, the vertical vibration of the car can be improved greatly, the vertical acceleration and ri
试验结果表明，通过换装组合式斜楔减小转向架系统的相对摩擦系数，可以明显改善车辆的垂向振动性能，使空、重车的垂向振动加速度及垂向运行平稳性指标降低，并且对车辆的横向力、脱轨系数及轮重减载率的影响较小。
A detailed multi-body dynamic model of a pickup vehicle is established by using the software ADAMS/VIEW, and optimization simulation is performed with the vertical acceleration and pitching acceleration of the vehicle body being the objective functions.
文章以某皮卡车为研究对象，利用ADAMS/VIEW软件建立了车辆多刚体动力学模型，并以车身垂直加速度和角加速度为目标函数对其进行优化仿真，且基于ADAMS软件进行了二次开发；将优化前仿真结果与优化后得到的仿真结果进行了性能对比，结果表明优化后的仿真结果有效地改善了车辆的行驶性能。
The vertical components of acceleration are needed to correct for the measurements from the gravimeter.
吾人利用飞机的速度与位置来计算效应的改正部分，而重力仪的观测量修正需要飞机垂直方向的加速度。
6 Maximum wind speed: 30 m/s. 4.7 earthquake-resistant properties: Intensity 8 degrees security 0.25 g acceleration level of earthquake Vertical acceleration of 0.15 g Safety factor 1.67 Grounding System 4.8 Neutral effective earthing system 4.9 flashover relatively Creepage distance and distance Table 1 Table 1 Model JD 6-35 (W2) Relatively flashover distance mm ≥ 450 Creepage distance than mm/25 kV 31 Figure JD 6-35-voltage transformer shape and size of the installation Figure Figure 1 JD6-35 (JDN6-35)-voltage transformer installation appearance and size Figure 2 JDX6-35 (JDXN6-35)-voltage transformer installation appearance and size
4.6 最大风速：30m/s。4.7 抗地震性能：设防烈度 8度地震水平加速度 0.25 g 垂直加速度 0.15 g 安全系数 1.67 4.8 系统接地方式中性点有效接地系统 4.9 相对地闪络距离及爬电距离见表1 表1型号 JD6-35 (W2)相对地闪络距离 mm ≥450 爬电比距mm/kV 25；31 附图 JD6-35型电压互感器外形及安装尺寸附图图一 JD6-35（JDN6-35）型电压互感器外形及安装尺寸图二 JDX6-35（JDXN6-35）型电压互感器外形及安装尺寸
7 Earthquake-resistant properties: Fortification intensity 8 degrees (three times sine resonance frequency, 5% attenuation) 0.25 g acceleration level of earthquake Vertical acceleration of 0.15 g Safety factor 1.67 Grounding System 4.8 Neutral effective earthing system 4.9 flashover relatively Creepage distance and distance Model LB6-35 (W2, W3) Flashover distance mm ≥ 450 Creepage distance mm ≥ 1050; 12155 technical requirements 5.1 rating and performance requirements 5.1.1 rated voltage: 35 kV; 5.1.2 rated insulation level: 40.5/95/185 kV; 5.1.3 rated frequency: 50 Hz; 5.1.4 rated current ratio, accurate scales and the corresponding nominal output and dynamic, thermal stability current table 5.1.5 level measurement instrumentation security coefficient FS: 5 or 10; 5.2 error limits 5.2.1 level measurement error limits In the secondary load for the rated load between 25 to 100 percent of any values (COS Φ= 0.8 lag), which rated the frequency and phase current error should not exceed Table 1 and Table 2 in the limit.
4.6 最大风速：35m/s。4.7 抗地震性能：设防烈度 8度(正弦共振3次周波，5%衰减)地震水平加速度 0.25 g 垂直加速度 0.15 g 安全系数 1.67 4.8 系统接地方式中性点有效接地系统 4.9 相对地闪络距离及爬电距离型号 LB6-35(W2、W3)闪络距离 mm ≥450 爬电距离 mm ≥1050；1215 5 技术要求 5.1 额定值和性能要求 5.1.1 额定电压：35 kV； 5.1.2 额定绝缘水平：40.5/95/185kV； 5.1.3 额定频率：50Hz； 5.1.4 额定电流比、准确级及相应的额定输出和动、热稳定电流见表 5.1.5 测量级仪表保安系数FS：5或10； 5.2 误差限值 5.2.1 测量级误差限值在二次负荷为额定负荷的25～100%之间任一数值时(COSΦ=0.8滞后)，其额定频率下的电流误差和相位差不应超过表1、表2所列限值。
The nonlinear relative dynamics between the interceptor and the target in the vertical plane is analyzed with the target acceleration being viewed as an unknown disturbance. By defining the sliding surface as the input variable of fuzzy rules, the adaptive laws on a Lyapunov function are developed to adjust the parameters of the fuzzy rules to guarantee the stability of the system. The guidance law not only keeps the line-of-sight rate between interception and target converging to zero, but also guarantees intercepting all kinds of maneuvering targets.
将目标的机动加速度视为外界干扰，将制导系统的模糊控制规则多个输入变量转化为滑动曲面一个变量，并根据Lyapunov函数分析自适应模糊制导律参数的自适应律，保证了导弹与目标的视线角速率在较小的数值范围，提高制导系统的鲁棒性。