
Welding Consumables - Testing For Classification - Part 100: Preparation Of Test Assembly For Single And Two Run Technique Test Specimens In Steel
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Welding Consumables - Testing For Classification - Part 100: Preparation Of Test Assembly For Single And Two Run Technique Test Specimens In Steel
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻