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- damping ratio of subsoil 地基阻尼比
- This paper delves into the method of finding the best damp ratio and intrinsic frequency ratio of CVIS. 得出系统求解方程及寻找最佳阻尼比和固有频率比的方法。
- Speed feedback of yaw angle was realized through adding mode damping ratio of Dutch roll and adjusting mach number by height. 偏航角速率反馈以增加荷兰滚模态阻尼比，按高度及马赫数调参数实现。
- Through the swept frequency experiment study for a kind of CD-ROM,the damp ratio of vibration system and natural frequency of vertical vibration model are obtained. 通过对某型号CD光驱的隔振系统作扫频实验,获得振动系统的阻尼比和竖直振型对应的固有频率。
- In the CGSM, shear modulus and damping ratio of the soil are functions of depth and shear strain, wave equation for the transmission of shear wave is obtained. 在连续梯度土介质模型中，剪切模量和阻尼比是位置深度和剪应变的函数，导出剪切波在土体中传播的波动方程。
- Researched influence of the factors such as EPS content, cements content, curing age and dynamic load on the stress-strain relationship, shear modulus and the damping ratio of LSES. 通过对不同配比和条件下的试样进行试验,总结了EPS含量、水泥含量、养护龄期、动载等因素对混合轻质土动应力应变关系、剪切模量和阻尼比的影响规律,并对其中的规律进行了分析。
- PRONY method can get the damping ratio of transient signals which can be used to predict and detect the early back corona failure efficiently, and this method makes up the deficiencies of ESP volt-ampere curve. 同样，PRONY方法抽取出的ESP瞬态信号的阻尼因子可以有效的区分出两种容易混淆的ESP故障一ESP反电晕故障和ESP极间距变小故障，弥补了原有的判断ESP极间距变小故障方法的不足，是诊断ESP极间距变小故障方法的发展;
- The dynamic elastic modulus and damping ratio of normally consolidated soft clay subjected to undrained cyclic triaxial loading are investigated at different initial deviator stresses. 通过对萧山正常固结饱和软黏土进行应力控制的循环三轴试验,着重研究了初始偏应力对动弹模量(土动剪模量)及阻尼比的影响。
- The design curves of equivalent damping ratio to the brace stiffness,and ratio of maximum damping force of the damping device to the inter-story yield shear force of the structure are proposed. 本文就消能减震结构设计参数,即消能部件的支撑刚度、层间最大阻尼力与结构层间屈服力比值等恢复力模型参数的选取进行了讨论。
- The natural frequencies, modal shapes and modal damping ratios of the typical structural system are got by dynamic behaviour measurement. 通过实测试点工程结构的动力反应，获得结构的自振频率、振型和阻尼比等模态参数。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The statistical parameters of the turbulence and the displacement amplitudes,the natural frequencies and the damping ratios of the structure were obtained. 现场测量得到了某特定气象条件下当地大气湍流的平均风速、湍流度、风谱、积分尺度等统计量和结构风振最大位移,固有频率,阻尼比等振动参数。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- Study on the Damping Ratio of Concrete 混凝土阻尼比研究
- In chapter 3,the relationship of the parameters such as frequency ratio, mass ratio, damper ratio of mega_frame and substructure, and mean-square of random response is given . 3．在第3章，结合频域分析法和随机分析方法对单层巨型钢框架悬挂结构体系进行了主子结构间质量比、频率比、阻尼比等参数的优化分析研究。
- The ratios of 1 to 5 and 20 to 100 are the same. 1与5之比和20与100之比相同。
- The ratio of men to women was two to one. 男女的比例是二比一。
- The strike is the ultima ratio of Trade Unionism. 罢工是工联主义的最后手段。
- This is the prime ratio of the nascent increments. 这是最初增量的最初比。
