The dissertation is focusing on the detection of vortex frequency, which is the key technical problem of vortex flowmeter, a sort of promising and rapidly developing flowmeter.

本论文主要研究目前发展势头十分良好的涡街流量计中的关键技术问题——旋涡频率的检测。

youdao

And I wish that we could just have a time machine and sort of vortex ourselves from place to place, but we are definitely going to cover the ground and get to Texas.

NPR: Tift Merritt Will 'See You On The Moon'