Yup, in groundmode, the Viking will have a different weapon than when it is in air mode.
没错，在地面模式下，维京拥有与空中模式不同的武器。
2
In virtual groundmode, the high channel will source and the low channel will sink current.
在虚拟接地模式中，高通道将提供电流，低通道将吸收电流。
3
It included the processes of building, scheduling and up-linking instrument loads, managing the spacecraft in a fully automated mode, and verifying ground system and operational products.