
Hand- and Machine-operated Circular Screwing Dies for Parallel Pipe Threads - g Series (iso 4231:2016)
出版:National Standards Authority of Ireland

專家解讀視頻
Hand- and Machine-operated Circular Screwing Dies for Parallel Pipe Threads - g Series (iso 4231:2016)
出版:National Standards Authority of Ireland
專家解讀視頻