1) general 3-D velocity
广义三维速度
2) generalized velocities
广义速度
1.
By defining “generalized velocities” and “generalized accelerations”, velocities and accelerations in orthogonal curvilinear coordinates are obtained.
引入“广义速度”和“广义加速度”的概念,把正交曲线坐标系中的速度和加速度简化为对广义坐标及其微商的偏导。
3) generalized acceleration
广义加速度
4) three-dimensional velocity
三维速度
1.
Research on three-dimensional velocity measurement using nonorthogonal LDV;
非正交LDV测量三维速度的一些研究
2.
Here, the results of the PIV experiments on flow in pump suction sump are analyzed further, and the following parameters are obtained: circulation of the inlet flow of bell, vorticity, three-dimensional velocity.
这里,对水泵吸水池内部流动的PIV试验进行深入分析,得出如下的流动参量:吸水口处的环量分布、测量面上的涡度分布、交叉面处的三维速度分布,另外,对试验中所拍摄的图片进行分析,可以得出吸入涡中气核大小的分布情况。
5) 3-D velocity field
三维速度场
1.
Based on numerical simulation equations and their solution method for laminar and turbulent liquid metal flows during mold filling, solidification and cooling processes of casting, the programs were made for enmeshment of casting geometry, calculation of 3-D velocity field and 3-D temperature field, as well as display of 2-D isothermal diagram, velocity vector diagram and 3-D temperature fields .
铸件充型凝固过程数值模拟软件SRIFCAST在确定了金属液在充型和凝固冷却过程中的湍流和层流流动模式以及三维速度场和温度场数值模拟计算方程及数值求解的基础上,编制了网格单元的剖分、三维速度场和温度场计算、二维等温线图、速度矢量图和三维温度场显示等程序;在 Window 9x操作平台上,设计了方便、快捷的各种鼠标操作主界面和分界面;建立了铸铁、铸钢、高温合金、铸造有色合金等金属材料,以及石英砂等造型材料的热物性参数数据库。
6) three dimension acceleration
三维加速度
1.
Portable and low power three dimension acceleration data collection card;
便携低功耗三维加速度采集卡的设计
补充资料:广义速度
见拉格朗日方程。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条