The first helps you control your vertical velocity to limit the risks of ear barotrauma and DCI.
上升/下降绳可以帮助你控制垂直方向的速度并以此来降低耳朵的气压性创伤和减压病症的危险。
The vertical velocity is calculated directly from the raw dropsonde data, it is a preliminary attempt to use the vertical velocity for synoptic analysis.
垂直气流速度是根据探空仪落速变化算出,把它用在天气系统分析是初次尝试。
原声例句
Crash Course Physics 速成课物理
There's no starting vertical velocity, since the machine is pointing sideways.
我们没有垂直初速度，包括 机器转向两侧。
Crash Course Physics 速成课物理
At that final point, the ball's vertical velocity had to be zero.
在最后一点，球的速度 垂直度绝对为零。
Crash Course Physics 速成课物理
But you toss Ball A in such a way that it ends up with some starting vertical velocity.