回顶部绝缘套管,东方电瓷绝缘套管,穿墙套管(wall casing)绝缘套管,DF绝缘套管,电瓷(Electroceramics)绝缘套管,340(mm)绝缘套管...
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thin wall casing 薄壁套管
thick wall casing 厚壁套管
heavy wall casing 厚壁套管
thick-wall casing 厚壁套管
double wall casing 双壁套管
Extra-heavy Wall Casing 特厚壁套管
extra heavy wall casing 特厚壁套管
casing-wall 套壁
casing wall 套管壁
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