GB/T 19292.2-2018金属和合金的腐蚀大气腐蚀性第2部分:腐蚀等级的指导值国家标准
英文:Corrosion of metals and alloys—Corrosivity of atmospheres—Part 2: Guiding values for the corrosivity categories GB/T ...
英文:Corrosion of metals and alloys—Corrosivity of atmospheres—Part 2: Guiding values for the corrosivity categories GB/T ...