welded seam, soldered seam manufacture
焊接金属波纹管机械密封
welded metal-bellows mechanical seal【机】
暂无补充释义。
相关词条
single-welded lap joint
welded steel
cold-welded joint
long welded rail (ribbon rail)
unfired fusion welded pressure vessel
flood tuff【岩】;ignimbrite【岩】;welded tuff【岩】
glued joint, welded joint