To aid detection of bleed valve movement in noisy environments a headset has been provided.

为了保证强噪音环境下测试的准确度，系统还带有一只耳机。

youdao

To aid detection of bleed valve movement in noisy environments a headset has been provided.

为了保证强噪音环境下测试的准确度，系统还带有一只耳机。

youdao