GB 13034-91
Insulated Pulley for Live Working
带电作业用绝缘滑车
📚 References & Relations / 引用与关联
normative_reference
GB 311.2-311.6
normative_reference
GB 5129.
normative_reference
GB 58
normative_reference
GB 60
normative_reference
HG 2-869