porcelain insulator
短語詞組
- porcelain antenna insulator 瓷天線絕緣子
- porcelain n insulator 陶瓷絕緣器
- porcelain spool insulator 瓷絕緣子線軸
- porcelain loop insulator 陶瓷環(huán)狀絕緣器
- porcelain bobbin insulator 瓷繞線管絕緣子
- white porcelain strain insulator 白色耐拉線瓷瓶
- porcelain support insulator 瓷支持絕緣子
- porcelain composite insulator 瓷復(fù)合絕緣子
- porcelain rod insulator 棒形懸式瓷絕緣子 返回 porcelain insulator