
Paper and board - Testing of cores Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis (ISO 11093-8:2012 + Cor. 1:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Paper and board - Testing of cores Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis (ISO 11093-8:2012 + Cor. 1:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻