low tension porcelain insulator

例句：

1. 1. The low voltage porcelain insulator is a crucial component of the electrical system.
   低压瓷绝缘子是电力系统的关键组成部分。
2. 2. The engineer carefully inspected the low voltage porcelain insulator before installation.
   工程师在安装前仔细检查了低压瓷绝缘子。
3. 3. The low voltage porcelain insulator was designed to withstand high voltage surges.
   低压瓷绝缘子被设计用来承受高压浪涌。