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[问题求助] 请问WD 1/TT CABLE的结构？
P:2016-07-18 15:31:19
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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
copper sulfate crystallizing bath - 硫酸铜结晶槽 （0） 投诉
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