insulation against ground

Study on the influence of the gap disruptive flashover of insulated groundwire on distance relay;

绝缘地线间隙放电对距离保护影响的研究

Reason Analysis and Countermeasures of Overhead Insulation Grounding Line Drop Accident of 500kV Transmission Line.

500kV输电线路架空绝缘地线掉线原因分析及对策

coiled insulator

（点火）线圈绝缘体

Test method for insulation objective to ground of optical cable line

光缆线路对地绝缘指标及测试方法

Flexible insulated electric cord.

花线，皮线软的绝缘电线

Development and Application of New Type Compound Insulators for EHV Ground Wire

新型超高压地线复合绝缘子的开发与应用

Operation analysis and evaluation of composite insulators of transmission lines in Shanghai

上海地区输电线路合成绝缘子运行分析与评估

The Design of Cable Insulation Performance Online Monitoring System Based on Grounding Current Detecting Method

基于接地线电流法的多线路电缆绝缘在线监测系统设计

Plastic or rubber insulated telephone cords-Polypropylene insulated telephone cords

GB/T11016.3-1989塑料绝缘和橡皮绝缘电话软线聚丙烯绝缘电话软线

Plastic or rubber insulated telephone cords-Polyvinyl chloride insulated telephone cords

GB/T11016.2-1989塑料绝缘和橡皮绝缘电话软线聚氯乙烯绝缘电话软线

Plastic or rubber insulated telephone cords-Rubber insulated telephone cords

GB/T11016.4-1989塑料绝缘和橡皮绝缘电话软线橡皮绝缘电话软线

polyvinyl formal wire

聚乙烯醇缩甲醛绝缘线

pin insulator for telephone line

电话线路针式绝缘子

teflon insulated wire

聚四氟乙烯绝缘电线

ALIT (Automatic Line Insulation Tester)

自动线路绝缘测试装置

pin insulation (cement)

接线杆绝缘物（胶合物）

Marking of insulated conductors

GB4884-1985绝缘导线的标记

an light insulated conductor for household use.

家庭用轻型绝缘导线。

isolated patient lead

接在病号身上的绝缘线