EN 3344:2005航空航天系列.AL-P7050型铝合金.T76511.挤压棒材和型材.a或D小于等于150 mm周边粗粒控制 Aerospace series - Aluminium alloy AL-P7050 - T76511 - Extruded bar and section - a or D <= 150 mm with peripheral coarse grain control...
Aerospace series - Aluminium alloy AL-P7050 - T76511 - Extruded bar and section - a or D <= 150 mm with peripheral coarse grain control 哪些标准引用了EN 3344:2005 找不到引用EN 3344:2005 航空航天系列.AL-P7050型铝合金.T76511.挤压棒材和型材.a或D小于等于150 mm周边粗粒控制 的标准 ...