变速混合材料
mixed material with variable velocity
含炭织物材料
Activated-carbon-containing textiles
含碳材料
Carbon-containing materials
含碳化硅耐火材料
refractory containing silicon-carbide
含碳耐火材料
Carbon-containing refractories
carbon-containing refractory
Carbon bearing refractories
carbon containing refractory
Carbon containing refractories
含铁耐火材料
Iron containing refractories
焓变材料
Enthalpy-changing Material
焊接材料
welding auxiliary materials
Welding consumables
wielding material
welding process
welding materials
welding material
welding consumable
welding materia ls
welding
weldingmaterial
consumable material
sealing material
welding consumable0
welding eldctrode
weldi ng material
含炭耐火材料
Carbon containing refractories
Carbon-bearing materials
refractory
焊接材料匹配
Mating of welding material
焊接材料与设备
welding consumables and equipmant
焊接工艺及材料
welding procedure and material
焊接结构材料
material for welded steel construction
焊接设备和材料
welding equipment and material