no touch relay

例句：

1. 1.The no-touch relay is an important component in the safety system.
   无触摸继电器是安全系统中的一个重要组成部分。
2. 2. The no-touch relay has been widely used in industrial automation systems.
   无触摸继电器在工业自动化系统中得到了广泛应用。
3. 3. The no-touch relay is designed to prevent direct contact between electrical components.
   无触摸继电器设计用来防止电气组件之间的直接接触。