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反极性 [fǎn jí xìng]
reversed polarity
- 隐私是有反极性的一种信息，我把它想象成“反信息”。
Privacy is a type of information that has its polarity reversed;I imagine it as anti-information. - 铝合金;交流等离子弧焊;反极性时间;可控硅─电抗器式电源;
Keywords s:aluminium alloys;A.C.PAW;reverse polarity time;SCR-reactor power source; - 研究直流反极性脉冲MAG焊旋转喷射过渡的熔滴过渡特性、电弧现象与焊缝成形。
The characteristics of metal transfer,arc phenomena and shapes of weld in DCRP PC-MAG welding with pulsed rotating-spray mode are studied in this paper.
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中国词汇量第二的英语词典
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