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[问题求助] 请问WD 1/TT CABLE的结构?

P:2010-07-02 11:06:56

1

WD 1/TT CABLE, 这种电话线的结构是什么样的?感谢各位了?

anchorage - 辅助设备,辅机 (0) 投诉

P:2016-07-18 15:31:19

2

CONSTRUCTION

- Conductor : Composed of 4 strands of 0.28mm tined copper wire

                      and 3 strands of 0.28mm galvanized steel wire

- Insulation : Black Polyethylene extrusion

- Jacket : Natural colored nylon extrusion

- Finished field wire : Two finished single conductors shall be twisted

                                  closely together

pony roughing - 粗轧机座上轧制 (0) 投诉

P:2016-07-23 16:47:30

3

能具体一些么

power transmission - 输电,电力传输 (0) 投诉

3


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