情态动词(如can、may或will等,和实义动词连用表示可能、许可、意图等) a verb such as can , may or will that is used with another verb (not a modal ) to express possibility, permission, intention, etc.
情态(助)动词 In grammar, a modal or a modal auxiliary is a word such as 'can' or 'would' which is used with a main verb to express ideas such as possibility, intention, or necessity.
Modal verbs generally take the bare infinitive. 情态动词通常用不带to的不定式。
There are various new introductions including modal verbs, auxiliary verbs and word order. 现在有了一些新的动词分类:情态动词、助动词和词序。
The induced mechanism, physical model, modal distribution and the test approach on the high-order resonance are studied. 对高次谐振的产生机理、物理模型、模态分布和测试方法等进行了研究。
The latter identified the modal parameters of the bridge by admittance circle fitting method. 由导纳圆拟合法识别出了桥梁的模态参数。
Thirdly, the modal parameters of the press were identified according to the results of the modal test. 再次,对整机进行了模态试验,对测得的数据进行模态参数识别。
Based on the model, the strength, stiffness and modal analyses are performed for 4 typical working conditions. 并对车身结构进行4种典型工况下的强度、刚度以及模态分析。
Compared with the normal frequency-domain modal analysis method, it is more exact in parameter identification. 对比一般频域模态方法,该方法对模态参数识别更准确。
The modal parameters of a agricultural vehicle are obtained by use of this method. 用该方法对农用运输车进行了多输入试验模态分析,得出了优于单点激励的结果。
A finite element model for the body frame of integral bus is built and the vibration modal analysis and static analysis are performed on body frame structure. 建立了全承载式大客车车身骨架的有限元模型,对车身骨架结构进行了振动模态和静力学分析。
This paper established a modal synthesis method directly using transfer functions for furcated structural system. 建立了一种直接利用传递函数对分叉结构进行模态综合的方法。
This research focuses on comparing all the modal analysis results with different meshing densities. 重点比较了在不同网格划分精度下,有限元模态分析的结果。
The blind force retrieve model of the vibration system with part recognizable mode parameters was established based on the complex modal analysis and the complex parameter identification. 在复模态分析和参数辨识的基础上,对部分可辨识振动系统的载荷识别问题进行了研究,提出了基于部分可辨识复模态参数的载荷恢复方法。
A corresponding finite element model is established according to the sensors theory, and the modal equation is derived. 根据传感器的工作原理,建立了相应的有限元模型,推导了传感器工作的模态方程;
A kind of method of modal identification subject to ambient excitation is presented. 提出一种环境激励下的模态识别方法。
"Can" is a modal verb. Can是一个情态动词。
Performance-based Study on Modal Pushover and Dynamic Time-history Analysis 基于性能研究的模态pushover方法和动力时程分析方法的比较
Some applications on FEM in the micro loudspeaker modal analysis and the acoustic response simulation are introduced. 介绍了有限元法在微型扬声器振膜模态分析以及声响应分析中的一些应用。
The wind-induced vibration analysis is studied based on the modal analysis. 在模态分析的基础上,进一步对管桥进行风致振动分析。
Based on the modal control, modal sensors and modal actuators were designed. 基于模态控制方法,设计了模态传感器和模态致动器。
Interior noise, Modal analysis, Finite element method, Modeling; 车内噪声,模态分析,有限元法,建模;
The symmetry structure makes it easy to modal optimum design of ultrasonic motor. 该类振子的结构对称性为超声电机的动态优化设计提供了方便。
Oil-pan; Finite element method; Modal analysis; Structure parameter; 油底壳;有限元法;模态分析;结构参数;
The results confirmed his hypothesis on the use of modal verbs. 结果证实了他的关于情态动词用法的假设。
A modal testing technique for latticed shell structures is presented. 提出了一种适用于网壳结构的模态测试技术。
The initial modal parameters are then identified with the experimental approach, theoretical approach and hybrid approach. 用实验方法、解析方法和混合方法进行了模态参数的初步识别。
Researches on the dynamic and control for the flexible spacecraft usually use the modal of the flexible appendages. 研究柔性航天器的动力学与控制问题时,通常需要利用柔性附件的模态信息。
Metal belt type CVT; Finite element model; Modal analysis; 金属带式无级变速器;有限元模型;模态分析;
The modal parameters and the main vibration patterns were obtained by using ambient experimental technique and response analysis. 利用基于环境激励的模态试验技术和振动响应分析获取了刚架拱桥的实际模态参数和主要振动形式。