GB/T 5237.3-2017铝合金建筑型材第3部分:电泳涂漆型材国家标准
英文:Wrought aluminium alloy extruded profiles for architecture—Part 3:Electrodeposition coating profiles GB/T 5237.3-2017...
英文:Wrought aluminium alloy extruded profiles for architecture—Part 3:Electrodeposition coating profiles GB/T 5237.3-2017...