在地震与海啸得到缓慢控制之后，巨大的层层叠叠的房屋残骸已能见到。
The huge piles of debris that were visible immediately after the quake and tsunami were slowly being managed.
本文重点对载波层叠和空间矢量PWM控制方法进行了研究。
This dissertation researched on carrier disposition and space vector PWM control method of three-level NPC inverter.
控制策略选用的是同相载波层叠调制，并且利用DSP的EPWM模块进行了数字化的实现。
Phase disposition modulation is selected as control strategy, which is digitally realized by EPWM module of DSP.
它是在计算机控制下多层打印逐层叠加制出三维陶瓷坯体。
The three dimensional ceramic body is made by sacking layers of printing ceramic ink.
传统的方法是采用红、绿、蓝色多层叠合产生白光，但难以控制各基色的峰值强度。
Conventionally, red, green and blue (RGB) -emitting materials are simultaneously used to obtain white emission in OLED, but it is difficult to control the intensity of each RGB peak.
传统的方法是采用红、绿、蓝色多层叠合产生白光，但难以控制各基色的峰值强度。
Conventionally, red, green and blue (RGB) -emitting materials are simultaneously used to obtain white emission in OLED, but it is difficult to control the intensity of each RGB peak.
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