IBM过去一直制造双极芯片。
这种方法适合于任意极比的单绕组双速电机，采用这种方法可降低电机制造成本，改善电机运行性能。
It is shown that this method is suitable for any pole-ratio 2-speed single-winding induction motors and can reduce the production costs and improve the operational performances of the motors.
该工艺与已有的双层多晶硅自对准NPN晶体管工艺相兼容，可用于制造高性能的互补双极电路。
The process is compatible to the existing double poly-silicon self-aligned NPN transistor process, which can be used to fabricate high-performance complementary bipolar circuits.
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