The scramjet has some advantages of high flow velocity, high specific impulse and wide operating range which become a viewpoint in the research field of power of Aeronautics and Astronautics.
超燃冲压发动机以其高速、高比冲和工作范围宽广的特点，正逐渐成为当今航空航天动力领域的研究焦点。
2
LDMOS is also widely used in the field of large area flat panel displays and automotive electronics as a high-voltage power amplifier devices.
而作为高压功率放大器件，在各种大面积平板显示屏和汽车电子领域也得到广泛应用。
3
When the flux must be reduced, however, power must be applied just to lower the field so that PM motors at high speed need some current even at no load.