...uebao. 关键词: 超声频率； 离子浓度； 反应温度； 粒度； 晶形； MnCO3 [gap=1117]Key words: supersonic frequency; ion concentration; reaction temperature; particle size; cr ystal form; MnCO3 ..
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... supersonic flight 超声速飞行,超音速飞... supersonic frequency 超音频,超声频率... supersonic velocity 超声速 ...
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... supersonic echo sounder 超声波回波探测仪 supersonic frequency 超声频 supersonic frequency 超音频 ...
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supersonic frequency quenching 超音频淬火
supersonic frequency telegraph 超声频电报
supersonic frequency induction 超音频感应
In view of the limitation of safety and efficiency of current water-heater, the basic structure and principle of a supersonic-frequency induction water-heater are introduced.
针对目前热水器的安全，效率等局限性，本文介绍了一种超音频感应加热热水器的基本结构和原理。
This device consists of inverter major circuit and monitoring system based on ARM7 chip AT91M55800. The main circuit produces power supersonic AC output with adjustable frequency and changeable power.
该装置由逆变主电路和以arm 7单片机at91 M 55800为核心的测控系统组成。逆变主电路实现了频率和功率均可调的超声频交流电的输出。
In this article we introduce the basic principle of supersonic measure distance, and analyze the structure and frequency characteristic of supersonic sensor.
本文介绍了超声测距的基本原理，对超声传感器的结构及频率特性进行了分析。
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