您要查找的是不是：
- vortex line motion 涡线运动
- Target moving element is given through calculating sonar data,then its kinematic rule is imitated with uniform straight line motion. 目标运动要素可通过解算声纳数据而获得，用匀速直线运动来模拟目标运动规律。
- When the vortex line is not positioned at the centric Iine of water tunnel, it is found through numerical calculation that this vortex line will move along a trace of approximate spiral in the cross section plane. 当涡线不位于水筒中心线上时,数值计算表明,涡线在水筒截面平面上将沿近似螺旋线的轨迹运动。
- Operating steadily, movement quickly, no continuous motion as stick-slip when straight line motion, they are the basic requirements to the guide of precision and ultraprecision machi. 运行平稳、动作灵活、直线运动时不出现爬行等，是对精密及超精密机床导轨的基本要求。
- The wake geometry is obtained through iteration by satisfying the condition that free vortex lines are consistent with the local streamlines. 尾涡面上的自由线涡方向应与当地流线方向一致,通过迭代满足这一非线性边界条件的确定尾涡的形状。
- approximate straight line motion [机] 近似直线运动
- On the basis of experiments the axial vortex in pump system is analyzed and calculated, the vortex line formulas of planar, cylindrical and axial vortexes are given, and their vortex lines aregraphed. 在试验研究的基础上，对泵系统轴向涡流进行了分析计算，给出了平面涡流、柱面涡流和轴向涡流的涡线计算公式，并绘出了它们的涡线。
- Velocity Acceleration and Straight Line Motion in Various Forms 速度、加速度与多种形式的直线运动
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- The printers have missed out a whole line here. 排版工人在这里漏掉了一整行。
- Research on Dilute Parti-cles Motion in Secondary Vortex Flow. 旋涡二次流中稀疏颗粒的运动特性研究。
- Participation in tender is in our line of business. 参加投标属于我们的业务范围。
- A long line of car is unable to pass that road hog. 一长串的车子无法超越那个挡道的汽车驾驶。
- The sale office is on line to the warehouse. 营业部与仓库的计算机联网。
- How do you get start in that line of work? 你是怎么开始干那一行的？
- I do not want to be in the boss line of fire today. 今天我不想遭到老板的非难。
- Place your right toe in line with your left heel. 把右脚趾与左脚跟排在一直线上。
- The line of flags was slung up between two trees. 一排旗帜悬挂在两棵树之间。
- My fishing line got entangled in some weeds. 我的钓鱼线同杂草纠缠在一起。
