GB12971.3-91

Trolley and contact line for electric traction — Part 3: Steel and aluminium composite contact line

电力牵引用接触线第三部分：钢、铝复合接触线

Standard Type

GB

ICS

N/A

CCS

N/A

Status

N/A

Issue Date

N/A

Implementation

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Responsible Dept

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Drafting Unit

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