slow-speed band

例句：

1. 1.The slow-speed band is designed to reduce the risk of accidents.
   慢速带的设计旨在减少事故的风险。
2. 2. The slow-speed band is used in the transmission system to improve efficiency.
   慢速带在传动系统中被使用，以提高效率。
3. 3. The slow-speed band is a crucial component of the communication system.
   慢速带是通信系统的关键组成部分。