n.群速度

group speeds───n.群速度

ground speed───地上速率；飞机相对地面的水平速度

groundspeed───地速

ground speeds───地上速率；飞机相对地面的水平速度

groundspeeds───地速

good speed───n.成功；佳运

group sex───集体性淫乱

group sexes───集体性淫乱

top speed───[物]最高速度

THE SIGN: You avoid challenges like group speed workouts and RACES.───常见迹象：您躲避任何挑战，比如，团队速度训练和比赛。

Notions of dispersion and group speed.───离差和群速的概念。

Hiking groups, a group of people who are enthusiastic about walking, running or hiking, are often seen walking at full speed along the street.───暴走团是一群热衷于走路、跑步、远足的人，人们常常看到他们沿着街道全速行走。

Thermo-Mechanical Coupling Transport Model and Group Speed in Three-Phase-Finite Lag Non-Fourier Media───三相有限延迟型非Fourier介质热力耦合传播模式和群速度

Utilizing lidar to obtain the wind velocity along the line of sight by Doppler shift, then inverting these velocity vectors to real atmosphere wind group speed is a very important purpose of lidar.