porcelain insulator的用法和样例：
例句
- Based on the experimental and theoretical modal analysis, the fault diagnosis method for porcelain insulators is studied.
摘要运用试验模态和理论模态分析，研究了瓷绝缘子的故障诊断方法。 - Strut porcelain insulator inspecting technique and life management technique is the study issue of electric power industry at present.
支柱瓷绝缘子检测技术及寿命管理技术是目前电力行业研究的课题。
