Northman台湾北部精机,电磁调速阀SF-G-06-T-A110-10-10,SDF-G-10-ET-D24-20-10,D-G-06-T-R220-10-10,SD-G-10-T-A110-10,SFD-G-06-T-R120-20-10,SFD-G-10-T-R110-20-10,SKF-G-06-T-R120-20-10,THF-G-10-ET-10