| 单词 | percussion welding |
| 释义 | > as lemmaspercussion welding percussion welding n. a form of resistance welding in which momentary pressure is applied to the parts to be joined. ΚΠ 1954 B. E. Rossi Welding Engin. ix. 215 Percussion (or percussive) welding is a process in which coalescence is produced..by heat obtained from an arc..with pressure percussively applied. 1984 E. P. DeGarmo et al. Materials & Processes in Manuf. (ed. 6) xxxi. 823 Percussion welding is a similar method where heating..obtained by an arc..is followed by a rapid application of force to expel the metal and produce the joint. < as lemmas |
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