wind tunnels

Designs and manufactures turbine engine test cells and wind tunnels.

设计生产涡轮发动机测试单元和风洞.

It is now common practice to test scale models of bridges in wind tunnels for aerodynamic resistance.

现在的通常作法是按比例缩小的桥梁模型放在风洞里检测它们的空气动力抵抗力。

Last week, local authorities said they wanted to build wind tunnels to funnel wind through the streets and blow away the bad air.

当地有关部门上周称，他们想建立风道，引导风从大街小巷通过并吹散雾霾。

Wind tunnels in general are used for testing purposes and aerodynamical optimization.

译文风洞大体上讲是用来得到测试试验结果和空气动力的最佳化。

Hypersonic wind tunnels operating at very low densities were developed starting in about 1960.

低密度超音速风洞大约开始发展于1960年.