dual-positioning satellite

例句：

1. 1.The dual-positioning satellite technology is a breakthrough in the field of communication.
   双定位卫星技术是通信领域的一次突破。
2. 2.The dual-positioning satellite has greatly improved the efficiency of communication between different countries.
   双定位卫星大大提高了不同国家之间的通信效率。
3. 3. The dual-positioning satellite has become an important tool for global navigation and positioning.
   双定位卫星已成为全球导航和定位的重要工具。