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- closed vortex line 封闭涡线
- 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。
- 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。
- The Waterloo line is closed for repair. 滑铁卢铁路线因维修关闭。
- 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。
- He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
- People say that the tiger is still lurk close to. 人们说那只老虎还躲在附近。
- The boss readily closed with the offer. 老板马上接受了这个报价。
- Have you closed the gate and windows? 你把门窗关严实了吗？
- He closed his speech with a funny joke. 他用一则有趣的笑话结束了演讲。
- That oyster closed up its valves. 那个牡蛎把壳合拢起来。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
- She's always been very close about her past life. 她对自己过去的生活一直守口如瓶。
- For the umpteenth time close the door quietly. 我告诉过你好多次要轻轻地关门。
- This project has been closed up. 这个项目已终止了。
- This road is closed to motor vehicles. 这条路机动车不准通行。
- Nuclear physics is a closed book to me. 核物理学是我完全不懂的一门学科。
- Nuclear physics is a closed book to most of us. 我们大多数人对原子核物理学一窍不通。
- He closed his ears to my suggestion. 他对我的建议充耳不闻。
- He closed up the office at five o'clock. 他五点钟就把办公室关闭起来。
