查询词典 amplitude

At the same time a subdivision method for constant amplitude rotating current vector is adopted to achieve the equal subdivision control of stepping motor's constant torque.

同时采用电流矢量恒幅旋转的细分方法实现了步进电机恒转矩均匀细分控制，提高了步进电机的分辨率和运行稳定性。

Using SPWM control with MCU designed subdivision drive mode of current vector even rotating with uniform amplitude, which can realize multi-kinds subdivision series control by setting software data. The current feedback was also adopted to compensate the error and the precise control to hybrid motor was implemented.

设计利用单片机的SPWM控制的电流矢量恒幅均匀旋转的细分驱动模式，并通过软件实现多种细分驱动控制，在此基础上为修正误差引入电流反馈环节，实现了对混合式步进电动机的精确运行控制。

Based on physical and psychological theories of driver's dynamic vision, combined related research methods and conclusions in home and abroad, the basic modes and characteristic parameters of driver's visual behavior were discussed systemically. Several indexes were determined as basic characteristic parameters of dynamic visual search mode, including fixation duration, visual angle, visual search scope, saccade amplitude and saccade velocity.

在驾驶员动态视觉生理学和心理学理论的基础上，结合国内外相关领域的研究方法和研究结论，对驾驶员视觉行为的基本形式和表征参数进行了系统的论述和分析，确定以注视持续时间、视角、视觉搜索广度、扫视幅度和扫视速度几个指标作为动态视觉搜索模式的基本表征参数。

In the meantime, the peak value of structure resonance contributes little to the response. The distribution of vertical displacement and wave bending moment of transverse section, which is along the direction of the floating structure length, appears unsymmetrical character. According to the wave scatter diagram of BI sea area of northwest pacific, which is in fairly calm condition, the amplitude values of long term prediction of wave bending moment in midsection and deck bending stress are quite large.

根据西北太平洋B1海区波浪散布图计算的波浪弯矩和舯剖面甲板弯曲应力的长期预报值是相当高的，日本的箱式浮动机场的概念设计中，浮体结构设置在离岸很近的平静水域且外围设置了防波堤，这可能是出于改善超大型浮体结构的运动性能和为了满足结构强度要求。

The parameters (i.e., position, amplitude and velocity) of a point scatterer can be found by global searching with genetic algorithm.

在对合成距离包络法进行介绍的基础上，提出了两种基于CLEAN技术的目标抽取算法。

Small aspect change will lead to a big change of the complex amplitude, since, although the variation of the range of each scatterer to radar is very small, it is still large enough compared to the small wavelength and may cause a big phase change.

当视角有微小变化时，虽然各散射点到雷达的距离变化并不大，但相对于微波波长，其相位差的变化相当大，从而使各分辨单元到复振幅有大的起伏，即一维距离像的方向敏感性十分敏感。

Methods CSEP monitoring was performed before the operation,during surgical procedure and after the operation in54cases of spinal cord surgery patients.The latency and amplitude of cortical potential were observed and analyzed.Ampliˉtude reduces≥50%or prolonged latency≥10%were taken as scilicet alarming standards.

对54例脊柱脊髓手术患者，实施手术前、中、后CSEP监测，观察并分析皮层电位的潜伏期及波幅，波幅降低≥50%或潜伏期延长≥10%为明显改变即报警标准。

Peak level of scrim hFABP appeared earlier and with higher amplitude than those of serum cTnI, sCD40L, and CK - MB.

结论与sCD40L、cTnI和CK—MB相比，hFABP对OPCABG围术期心肌缺血损伤具有更快速、更易于诊断的价值。

It is necessary to better evaluate the amplitude of the stress variations in equipment extending from surface to sea floor.

有必要更好地评估振幅应力变化的设备从海面到海底。

Years this when hold the position of a president in her, the leap that sea letter entered a rapid growth period: Sales revenue is jumped by 10.6 billion yuan of 1999 rise 46.9 billion yuan of 2007, grow every year with 20% right-and-left speed, profit tax is average amplitude 35%.

在她担任总裁的这8年间，海信步入了一个快速增长的飞跃期：销售收入由1999年的106亿元跃升到2007年的469亿元，每年以20%左右的速度增长，利税平均增幅35%。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。