bimetallic electrode
英
美
双金属电极
双语例句
- Investigation on the equipment and technology of partial vacuum electron beam welding in the continuous manufacture of bimetallic saw blade the research and development of the new tape electrode
双金属机锯条局部真空电子束连续焊接新工艺的研究药皮涂层连续焊接结构钢焊条的研制