pin type anti-pollution insulator for high voltage over-head line
pin type anti-pollution insulator for high voltage over-head line
[进出口英汉词典]
pin type anti-pollution insulator for high voltage over-head line防污型高压线路针式绝缘子
是什么意思，pin type anti-pollution insulator for high voltage over-head line的解释，pin type anti-pollution insulator for high voltage over-head line的翻译