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- 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。
- magnetic vortex in a superconductor 超导体中的磁旋涡
- 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。
- 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。
- Dalian is a magnet for tourists. 大连是吸引游客的地方。
- This disco is a magnet for young people. 这家迪斯科舞厅经常吸引大批年轻的顾客。
- And hang up the magnet with the line. 把磁铁挂起来。
- A magnet attracts both iron and steel. 磁铁吸铁也吸钢。
- Certain metals are attracted to a magnet. 某些金属会受磁石的吸引。
- It shows the presence of a magnetic field. 这表明有磁场存在。
- North magnetic poles repel (each other). 磁北极与磁北极互相排斥。
- Having the same magnetic inclination or dip. 等磁倾的有相同的磁倾斜的
- Vortex fields will have a spiral drawn. 漩涡场将会有一个螺旋线。
- The block becomes magnetic when the current is switched on. 通电时线圈即具磁性。
- bound vortex line 附着涡线
- Human beings have learned out how to make magnet of cast iron. 人类已经学会如何从生铁制出磁铁。
- Forbidden City is a great magnet for foreign tourists. 紫禁城对外国旅游者来说是个有巨大吸引力的地方。
- The loop becomes magnetic when the current is switched on. 通电时线圈就会有磁性。
- A vortex, as of a whirlwind or whirlpool. 涡流,如旋风或旋涡的
- lifting vortex line theory 升力涡线理论