block payload

例句：

1. 1. The spacecraft's block payload is designed to withstand the harsh environment.
   该航天器的负载设计能够承受恶劣的环境。
2. 2.The satellite's block payload includes advanced communication and data-processing capabilities.
   卫星的负载包括先进的通信和数据处理能力。
3. 3.The payload of the spacecraft was carefully packed to ensure it arrived intact.
   航天器的有效载荷被仔细打包，以确保其完好无损地到达。