Every hydraulic system consists of three pitch control cylinders and three pitch safety cylinders, distributed inside hub.
每套液压系统配备三只控制油缸和三只安全油缸，布置在轮毂内。
The Family Hub has three internal cameras that connect to your phone to help you see what you do and don't have inside the fridge.
这个家庭中心内部有三个摄像头，它能够连接到你的手机，你可以通过手机看冰箱里有什么。
The Family Hub has three internal cameras that connect to your phone to help you see what you do and don't have inside the fridge.
这个家庭中心内部有三个摄像头，它能够连接到你的手机，你可以通过手机看冰箱里有什么。
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