Instead of the sonic nozzle, low supersonic nozzles have been utilized to solve the choking problem in transonic wind tunnel testing of high angle-of-attack and high blockage.

本文介绍用低超声速喷管代替声速喷管，解决了大迎角大堵塞度跨声速实验时的风洞壅塞问题。

youdao

Food breathed into the wind pipe can cause choking.

吸进气管的食物会造成窒息。

youdao

Nuts are easily breathed into the wind pipe and can cause choking.

果仁容易吸入气管而引起哽噎。

youdao

After saving the industry, the U.S. government might wind up choking off its growth, says Sean McAlinden, chief economist at the non-profit Center for Automotive Research in Ann Arbor, Mich.

FORBES: After Saving The Auto Industry, Washington's New Rules Could Choke It