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| Chinese | English |
| 下降特性 电弧焊电源的 | drooping characteristic of an arc welding power source |
| 动特性 电弧焊电源的 | dynamic characteristic of an arc welding power source |
| 安全特低电压 | Safety Extra-Low Voltage |
| 平特性 电弧焊电源的 | flat characteristic of an arc welding power source |
| 静特性 电弧焊电源的 | static characteristic of an arc welding power source |