| 单词 | seam welder |
| 释义 | > as lemmasseam welder seam welder n. a machine for seam welding. ΘΚΠ society > occupation and work > equipment > metalworking equipment > [noun] > welding equipment welder1896 spot welder1908 seam welder1921 welding torch1921 stitch welder1934 projection welder1946 1921Seam welder [see seam welding n.]. 1959 Neumann & Bockhoff Welding of Plastics vii. 126 In using high-frequency seam welders, the breakdown strength of the plastic must be considered. 1976 Western Mail (Cardiff) 27 Nov. 6/5 Spot-welders, seam-welders and projection welding machines up to 20 KVA are also among the factory's equipment. < as lemmas |
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