| 单词 | semiautomatic welding |
| 释义 | semiautomatic welding [¦sem·ē´ȯd·ǝ`mad·ik `weld·iŋ] METALLURGY An arc-welding method in which the electrode, a long length of small-diameter bare wire, usually in coil form, is positioned and advanced by the operator from a hand-held welding gun which feeds the electrode through the nozzle. |
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