This method regulates speed by changing the number of steps of the additional resistor in the rotor circuit, so it's hard to realize smooth speed-regulation, also its performance is poor.
该方法是通过调节转子回路附加电阻的有级调速，难以实现平滑地调速，而且调节性能差，调速过程中大量的转差功率通过转子回路电阻转化为热能消耗掉了。
To produce the smooth waveform with the stable frequency, this paper presents a design method of sine signal generator's function circuit which is based on the DDS theory.
为了能够方便地产生波形平滑、频率稳定的正弦信号波形，提出了一种基于DDS技术的正弦信号发生器的设计方法。
The arc striking circuit with low current and mathematic model is developed and used, the smooth arc striking has been achieved successfully.
在该逆变器中设置了小电流引弧电路，建立了数学模型，成功地实现了引弧电流软启动。
A vacuum absorbing device absorbs the smooth plane of the extracting device and the socket connector is positioned on the circuit board, thus achieving the goal of automatic assembling.
利用真空吸取装置吸取提取装置的光滑平面以将插座连接器安装至电路板，达到自动安装的目的。
A vacuum absorbing device absorbs the smooth plane of the extracting device and the socket connector is positioned on the circuit board, thus achieving the goal of automatic assembling.
利用真空吸取装置吸取提取装置的光滑平面以将插座连接器安装至电路板，达到自动安装的目的。
应用推荐