
Metal Construction - Jointing By Means Of Bolts With Controlled Tightening - Methods Of Tightening And Checking Of Bolts
出版:Association Francaise de Normalisation

专家解读视频
Metal Construction - Jointing By Means Of Bolts With Controlled Tightening - Methods Of Tightening And Checking Of Bolts
出版:Association Francaise de Normalisation
专家解读视频