| 1. | If the circulation vanishes at one instant of time, it must vanish for all times .
只要环量在某一瞬间为零，它就必须永远为零。 |
| 2. | Numerical optimization of circulation distribution on marine propellers
船舶螺旋桨叶片环量的数值优化 |
| 3. | Constant circulation flow pattern
等环量流型 |
| 4. | Circulation preserving motion
环量守恒运动 |
| 5. | Circulation of acceleration
加速度环量 |
| 6. | Acyclic potential motion
无环量势流 |
| 7. | Acyclic potential flow
无环量势流 |
| 8. | Abstract : the idea of circulation control with multi - slot blowing was considered
文摘:提出了多喷口环量控制翼型的想法，并进行了数值研究。 |
| 9. | Flow circulation and deviation could be eliminated by enlarging the back guide blade outlet incidence , and pump assembly efficiency could be increased by 1 . 6 ~ 2 . 4 percentage points
增大后导叶出口安放角，可以消除环量和偏流，提高泵装置效率1 . 6 ~ 2 . 4个百分点。 |
| 10. | By translating this real cubic system into a complex planar system , an applicable linear algebraic recursion formula of the equator and the first 6 quantities of the equator are given
将这类实三次系统转化为复平面系统研究，给出了系统赤道环量的易于计算的线性代数递推公式。 |
