A thin-lipped smile spread over the captain's face. 船长的薄唇边露出一个微笑,随之在脸上漾开来。
Air damping of a planar micromechanical structure that oscillates in the normal direction to the substrate was investigated. 对垂直于衬底表面运动的微平面构件产生的空气挤压阻尼进行研究。
In the paper, influence of human body-javelin system to javelin flight initial condition was studied, and javelin flight with air damping force was simulated by computer. 本文主要研究了人体-标枪系统对标枪飞行初始条件的影响,并且在考虑空气阻力的情况下对标枪的飞行进行了计算机模拟。
The frequency shift is obtained and compared with the effect of air damping. 但实际运用时,其精度都会受到采样定时误差和信号频率偏移的影响。
The utility model relates to an air damping absorber, which is an absorber which is connected between a casing and an outer drum of a washing machine. 空气阻尼式减振器是一种连接在洗衣机外壳和外筒之间的减振器。
According to solving the dynamic equation, the effect of the air squeeze film damping on the switching time is given. 通过求解动力学方程,给出空气压膜阻尼效应对于光开关响应时间的影响。
As air damping directly determines the dynamic performance of MEMS, it is very important to estimate the air damping effects on them in the design process. 对空气阻尼进行定性和定量分析是MEMS器件设计中非常重要的一个步骤,直接影响MEMS器件的动态性能。
While encapsulating RF MEMS switches in low vacuum diminishes the air damping and improves the switch speed and operation voltage, the performances of a switch is incident to being influenced by outside environment. 可见,RFMEMS开关用低真空封装可以减小空气阻尼、改善开关速度和执行电压的同时,开关的性能却容易受外界环境因素的影响。
These formulas reveal the feature of air film damping more comprehensively. 这些公式较全面地反映了气膜阻尼的特性。
A study of air squeeze-film damping 挤压气膜阻尼作用研究
A differential equation that is generally effective for squeeze film air damping of perforated plate and non perforated plate as well as in MEMS devices is developed. 推导建立了一个用于微电子机械(MEMS)器件压膜空气阻尼的一般化微分方程。
A differential equation for calculating squeeze-film air damping in slotted plates is developed by modifying the Reynolds equation. 推导出了一个适用于槽板结构压膜空气阻尼的微分方程。
Study on Air Viscous Damping Coefficient of Slide Movement on Air Track 气垫导轨上滑块运动空气黏滞阻尼因素研究
Effect of air slide-film damping on micro-mechanical sensor at atmosphere 大气下空气滑膜阻尼对微机械惯性传感器的影响
A lumped parameter model was developed for predicting the transient motion of mirrors, taking into account electrostatic and tensile forces and viscous air damping via squeeze film theory. 考虑静电驱动力、张力和空气阻尼衰减对变形镜回复过程的影响,建立一种复合参数模型来预测变形镜的瞬态行为。
In this paper, the mathematical model of the spread motion of the solar arrays is established by using the Lagrange equations, which is a nonlinear differential equation set considered various damping parameters including dry friction, viscous and air resistance damping. 本文利用Lagnrange方程建立了卫星太阳电池翼伸展运动的数学模型.这是一个包含摩擦阻尼、结构阻尼和空气阻尼参数的非线性微分方程组。
Fresh air and damping, fan coil unit prohibiting in the kitchen and installation of fan coil unit should be noticed during the design. 系统设计时应注意新风及加湿、厨房不宜采用风机盘管系统、风机盘管的系统布置等。
The static electricity prevention packaging, air damping, and static electricity grounding were proposed to eliminate static electricity for electronic products. 提出了采用防静电包装、空气加湿以及静电接地等技术来消除电子产品的静电,为电子产品的生产和安全使用提供有益的参考。
Air damping and air exchange system without adding water of Darkin air conditioner was analyzed and tested. 本文对大金不需要加水的加湿换气系统做了较为系统的分析及研究并做了相应的实验测试。
An optimal method to determine air damping coefficient of the trajectory 求取弹道空气阻尼系数的最优化方法
The air damping, quadrature error, parasite Coriolis force and interference from axial accelerations are also discussed. 讨论了微机械陀螺中的空气阻尼、正交误差、寄生Coriolis力以及轴向加速度干扰等问题。
An air damping model is developed for studying the free vibration of office paper. 研究了办公设备纸张在自由振动过程中的阻尼特性,建立了针对纸张振动问题的空气阻尼模型。
Air damping coefficient is a very important aerodynamic parameter. 空气阻尼系数是一种重要的气动力参数。
Influence of Air Bubbles in Damping Material on Damping Property of Structures 阻尼材料中气泡的存在对结构阻尼性能的影响
Therefore, the study on effects of air damping on the measurement can help to improve the measurement accuracy. 因此,研究空气阻尼对转动惯量测量影响的规律,有助于提高测量精度。
We have discussed detailedly the effect of air squeeze film damping and direct current ( DC) bias on the motion of suspended plate. 并对空气压膜阻尼以及外加电压对运动的影响进行了详细讨论。
The proposed pneumatic damping ratio diagram ( PDRD) was not only a desirable tool to represent and design air damping of structure unit, but helpful to determine volume ratio and orifice opening, thus it was of general significance for air damping design and investigation. 文中提出的空气阻尼比图表(PDRD)不但适用于模式结构空气阻尼表述和设计,而且方便选择体积比和节流小孔开度,对于该类模式结构的空气阻尼设计和研究具有普遍意义。
In accordance with long-term study on the mechanism of fluid flow-induced vibration and all kind of methods to solve sealing flow-induced vibration successfully, the recent air pumping damping technology has been improved in this paper. 根据人们长期研究的流体激振机理,以及各种成功运用于实际的解决密封激振的方法,本文对目前最新的吸气减振技术进行了一些改进。
The ice coated guys may cause galloping owing to negative air dynamic damping, which can cause the catastrophic failure of structures. 纤绳裹冰后,极易由于负的空气动力阻尼引起结构发生驰振现象,导致桅杆结构的动力失稳甚至倒塌。
At first, its driving method, structural components, dynamic characteristics, as well as air damping and other basic theory are analyzed. 首先对其驱动技术、组成结构、动态特征,空气阻尼等基本原理进行分析。