This code will show up on ATC screens and helps provide basic information such as speed and altitude.

将显示在 ATC 屏幕上，并有助于提供速度和高度等基本信息。

That same aforementioned 2015 FAA document  specifies how much distance ATC should put between planes.

前面提到的 2015 年美国联邦航空局文件规定了 ATC 应在飞机之间放置多距离。

Only if the correct squawk code is entered into the transponder will it appear on ATC screens with the correct information.

只有在转发器中输入正确的尖叫，它才会在 ATC 屏幕上显示正确的信息。

Prior to departure, aircraft will be given squawk codes, which will be used by ATC to direct the aircraft during its flight.

在起飞前， 飞机将获得呼叫，ATC 将使用在飞行过程中指挥飞机。

When squawk 7700 is declared, all nearby ATCs are also informed of the emergency and pilots can fly the plane as is necessary for the situation.

当宣布squawk 7700时，所有附近的ATC也会被告知紧急情况，飞行员可以根据情况驾驶飞机。

Today let's take a look at their usage and the meaning of various codes… The primary goal of a squawk code is to provide effective communication between the ATC and the aircraft.

今天让我们来看看它们的用法和各种的含义… … squawk 的主要目标是在 ATC 和飞机之间提供有效的通信。