
Standard Specification for Copper-Beryllium Seamless Tube (UNS Nos. C17500 and C17510)
出版:American Society for Testing and Materials

專家解讀視頻
Standard Specification for Copper-Beryllium Seamless Tube (UNS Nos. C17500 and C17510)
出版:American Society for Testing and Materials
專家解讀視頻