固定在支架左边的是光学追踪器，它与固定在前下方的碟形毫米波控制系统连接。
Mounted on the left side of the pedestal is the optical tracker with the dish-type millimetre-wave command link being mounted forward and below.
固定在支架左边的是光学追踪器，它与固定在前下方的碟形毫米波控制系统连接。
Mounted on the left side of the pedestal is the optical tracker with the dish-type millimetre-wave command link being mounted forward and below.
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