Fluid velocity potential and simplified model for unanchored liquid storage tank;
无锚固储液罐流体速度势及简化模型
The linear potential theory and the eigenfunction expansion approach are used to derive the radiation and diffraction velocity potential analytical expressions of a floating circular cylinder over a caisson in water of finite depth.
文章采用线性波理论和特征函数展开法,推导了带沉箱圆柱形浮体的辐射和绕射速度势解析表达式,并对垂荡运动和水动力垂向分量进行了数值分析;研究表明相对较大的沉箱不仅改变了浮体垂荡运动幅值和水动力垂向分量幅值,而且改变了幅值的变化趋势;相对较小的沉箱对浮体的垂荡运动和水动力垂向分量的影响可以忽略。
The velocity potential in each region is expanded by eigenfunctions.
假想存在一个圆柱面,把流场划分为内外区域,在每个区域上将速度势用特征函数展开,然后在它们的公共边界上进行匹配,匹配的原则是公共边界上速度连续,压力连续,从而可得到关于未知系数的一组线性代数方程组,解出未知系数,即可求得流域中任意一点的速度势和波高。
A local obstacle avoidance approach for AUV based on velocity potential field is presented with the idea of potential methods.
以势场方法的思想为出发点,提出一种基于速度势场的AUV局部避碰仿真方法。
This paper firstly analyses the limitations of traditional potential field methods in dynamic environment,and based on this analysis,the traditional potential field is improved by introducing the concept of velocity potential field.
分析了传统势场法在动态环境下的不足,并在此基础上引入了速度势场的概念,改进了传统的势场函数,推导出新的引力函数和斥力函数。
A potential-based surface panel method is applied to predict the performance of a marine propeller, with emphasis on the trailing edge and the surface of trailing vortex sheet.
应用低阶速度势面元法建立了预报船舶螺旋桨水动力性能的数值方法,重点对桨叶随边和尾涡面进行研究。
A potential-based surface panel method is applied to predicting the performance for three-dimensional hydrofoils,with emphasis on the tip region.
该文应用低阶速度势面元法建立了预报三维水翼水动力性能的数值方法,重点对翼梢和尾涡进行了研究。
The potential based low order surface panel method is used to calculate the flow field behind marine propellers.
利用基于速度势的低阶面元法计算船舶螺旋桨的尾流场。
The acceleration potential is taken as the dependent variable; the acceleration of the ship box is taken as the excitation.
以加速度势为待求变量 ,在水动力学线性理论的框架下 ,建立了承船厢在升降过程受到加速度激励时 ,厢内流体和船体运动的求解方程 ;考虑了流体和船体运动间的耦合效应 。
Investigation of a Potential Based Surface Panel Method for Prediction of Propeller Performances;
螺旋桨性能预报的速度势面元法研究
An Accurate Solution Method of Stream Function and Velocity Potential from the Wind Field in a Limited Area
用有限区域风速场准确求解流函数和速度势场的方法
The development rate of agricultural economics often shows an accelerative trend in this area.
本区农业经济发展速度经常存在加速的趋势。
Jeff: High speed, high altitude superiority and highly skillful.
杰夫: 高速度、高空优势、高超技巧。
Model of situation awareness velocity under continuous changing situation
连续变化条件下的态势感知速度模型
Throughout all these changes, living creatures have evolved with a speed that has matched that of the changing landscape.
在这些转变中,生物的进化速度 和地势的改变速度相配合
Accordingly, the degree of degradation is observed to enhance if the period of the sintering process is too long.
由此发现过度加长烧结时间有加速劣化的趋势。
Countermeasures and Methods of Improving English Fast Reading in the New Era;
新形势下提高英语阅读速度的对策与方法
Analyze the advantage of speed skating achievement in Hei Longjiang Province;
浅析黑龙江省速度滑冰成绩的领先态势
Speed Competition Ability: the New Visual Angle of Analyses of Enterprise Competition Advantage;
速度竞争力:企业竞争优势分析的新视角
On Speed Rhythm and Its Developing Trend for 100m Male Runners;
现代男子100m跑速度节奏特征及发展趋势
An Analysis of the Changing Trend of Currency Velocity in China and Its Influencing Factors;
我国货币流通速度变动趋势及影响因素分析
The Research On the Characteristics and Tendency of the world Outstanding Male 100-metre Dash s Speed;
世界优秀男子100米速度特征及发展趋势的研究
Sign Language Translation System Based on MEMS Accelerometer
基于MEMS加速度传感器的手势语识别系统研究
A Hand Gesture Recognition Method with Fast Scale-space Feature Detection
基于快速尺度空间特征检测的手势识别方法
The stability of the jet flows under strong magnetic field was explained with its velocity, induced potential and current.
从射流的感应电势、电流、速度等方面，解释射流在磁场中稳定的原因。
Good verbal communication is augmented with hand signals and turn signals; change direction and speed smoothly.
优良的口头传讯再补上手势,方向灯.平顺地变换方向与速度.
Speed, of itself, has little to do with impulsion; the result is more often a flattening of the paces.
速度本身和前进气势没有什麽关系，通常只会让步伐变平直的。