translation.en: For example, XCL Technologies, they developed two of the mission critical systems for the new Boeing 787 Dreamliner, one to avoid collisions in the sky, and another to allow landing in zero visibility.
translation.zh: 比如XCL Technologies公司 他们为波音公司新的787客机开发 其中两个关键的航行系统 一个防止飞行相撞 另一个用于实现零能见度着陆