| 单词 |
electron-beam welding |
| 释义 |
electron-beam welding electron-beam welding[i′lek‚trän ‚bēm ′weld·iŋ] (metallurgy) A technique for joining materials in which highly collimated electron beams are used at a pressure below 10-3 mmHg (0.1333 pascal) to produce a highly concentrated heat source; used in outer space. |
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