| 释义 |
arc welding
see arc n. 5 and electric a. 2 b. Hence arc welder.
1890Sci. Amer. Suppl. XXX. 12271 (caption) Coffin's Arc Welding Machine. Ibid. 12272/1 Mr. Coffin even proposes to make a very minute arc welder for jewelers' use. 1923Jrnl. Inst. Electr. Engineers LXI. 253/1 Arc welding was originally tried for repair work. 1926Gloss. Terms Electr. Engin. (B.S.I.) i. 212 Arc Welding, the welding of metals by means of heat generated by passing a current between the metals and an electrode of carbon or other material. |