
Checking Of Pipe Threads Where Pressure Tight Joints Are Made On The Threads With Limit Gauges (according To Nf E 03-004)
出版:Association Francaise de Normalisation

專家解讀視頻
Checking Of Pipe Threads Where Pressure Tight Joints Are Made On The Threads With Limit Gauges (according To Nf E 03-004)
出版:Association Francaise de Normalisation
專家解讀視頻