diabolo type porcelain insulator

例句：

1. 1. The diabolo type porcelain insulator is a crucial component of the electrical system.
   这种瓷绝缘体是电力系统的关键组成部分。
2. 2.The engineer designed a new diabolo type porcelain insulator to improve efficiency.
   工程师设计了一种新型的瓷绝缘体以提高效率。
3. 3. The diabolo type porcelain insulator was used to prevent short circuits in the power grid.
   这种瓷绝缘体被用来防止电网中的短路。