1) asymmetrical interference flow
非对称扰流
1.
Based on the deck motor-driven cargo ship which is of relatively higher average ratio, this paper analyzes the stability of vessels in asymmetrical interference flow, and regards that much attention should be paid to the stability and driving operating essentials of the vessel in asymmetrical interference flow.
以海损率较高的甲板机动货船为研究对象,分析了船舶在非对称扰流中的稳性问题,提出应该足够重视船舶在非对称扰流中的稳性和驾驶操作要领。
3) asymmetric flow
非对称流
1.
Investigation of asymmetric flow pattern and side force of slender forebodies with different cross sections;
不同截面细长体大迎角非对称流流态及侧力特性研究
4) swirling jet shear layer
非轴对称扰动
1.
y employing potential theory, the expressions of the perturbation growth rate varying with radial perturbation wavenumbers are derived for a swirling jet shear layer containing suspended solid particles under a nonaxisymmetric perturbation.
考虑含有悬浮固粒的理想不可压旋转圆射流的运动方程，借助势流理论推得扰动增长率随径向波数变化的表达式，进而得到含悬浮固粒射流稳定性的修正瑞利稳定性准则，求出了非轴对称扰动下不同扰动阶数、固粒质量密度、固－气脉动速度比值、固－气脉动速度相位差、斯托克斯数时旋转射流的增长率曲线。
5) asymmetric jet
非对称射流
1.
The geometrical theory for the formation of asymmetric jet(Ⅱ)——Asymmetrical oblique collision;
非对称射流形成的几何理论(二)——非对称斜碰撞情况
2.
The geometrical theory for the formation of asymmetric jet(Ⅰ)——The geometrical close condition;
非对称射流形成的几何理论(一)——几何封闭条件
6) asymmetric vortical flow
非对称涡流
1.
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically,and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构,探讨了非对称涡流的气动力特性。
补充资料：对称与非对称
反映客观事物在结构、功能、时空上的特殊联系的范畴。对称指事物以一定的中介进行某种变化时出现的不变性，非对称指事物以一定的中介进行某种变化时出现的可变性。在自然界中普遍存在，形式多样。对称有空间对称(包括形象对称和结构对称)、时间对称、概念对称等。
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