短語(yǔ)詞組短語(yǔ)advanced communications technology satellite 先進(jìn)的通信技術(shù)衛(wèi)星ACT advanced communications technology satellite 先進(jìn)的通信技術(shù)衛(wèi)星advanced communications technology satellite programme 先進(jìn)通信衛(wèi)星技術(shù)方案 返回 communications technology satellite