气体集合管的英文

• shielding-gas manifold assembly

• 气体:    gas; gaseous fluid
• 集合:    gather; assemble; muster; ca ...
• 管:    pipe; tube
• 集合管:    air header; air manifold; collecting duct; collecting tube; collecting tubule; collector pipe; collectors; concentrated pipe; manifolds
• 晶体集合体:    crystalline aggregate