cyt345 发表于 2018-5-18 10:04:20

ASTM E1025-2018 Hole-Type Image Quality Indicators (IQI) Used for Radiography

ASTM E1025-2018
Standard Practice for Design, Manufacture, and Material Grouping Classification of Hole-Type Image Quality Indicators (IQI) Used for Radiography




admin 发表于 2018-5-18 11:05:07

谢谢您的分享，金币已奖励!
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