)的方向与路的起点到终点的方向一致,称为路的前向弧 (forward arc);另一类弧aI一瓴。‘)的方向与路的起点到终点的方向不一致,称为 路的后向弧或反向弧(backwardarc)。
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forward arc
提出弧
以上为机器翻译结果,长、整句建议使用 人工翻译 。
A new double single-ended forward arc welding power inverter with IGBT as power device and current PWM controller is introduced in this paper.
提出了一种新型的双重单端正激式弧焊逆变电源,采用IGBT为开关器件,引入了电流型脉宽调制控制器。
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The All-Star forward finished 15 of 28 from the field and was 9 of 12 behind the arc in his fourth 40-point game this season.
WSJ: Anthony's 9 3s, 42 points lead Knicks over Hawks
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