Development of plating power supply on adjustable - voltage and frequency with bipolarity pulse 双端脉冲式变压变频电镀电源研制
2.
All these signs foretold that the multipolarization was breaking through the shackles of bipolarity and would become the mail inclination of future 这一切，预示着多极化正逐步冲破两极格局的束缚，成为未来国际格局的发展趋势。
3.
After world war two , according to the arrangement and power comparison of great nations , the yalta system characterized by bipolarity was formed 第二次世界大战后，根据战时大国安排和战后国际力量对比的变化，国际舞台上形成了以两极格局为主要特点的雅尔塔体系。
