稳定电路或不稳定电路可用电路变量相对于平衡解的初期量变趋势来解释，而由反馈增益加以判断。
A stable or unstable circuit can be explained with the tendency of initial variation of circuit variables relative to the equilibrium solution, and can be discriminated on the feedback gain.
温度对三极管的性能影响较大，使得电路中的静态工作点出现不稳定现象。
The temperature had great effect to the triodes performance and made the quiescent operation point in circuitry unstable.
本文详细介绍了比较电路工作特点，分析了开环比较电路在高频噪声干扰环境中不稳定工作的原因。
This paper gives a particular introduction about comparing circuit, and presents the reasons why the open-loop comparing circuit could not operate stably in a condition full of high-speed noise.
该设计弥补了软件方法的不稳定性，提高了电路的可靠性和安全性。
The design compensate for the instability of software methods to great improved circuit reliability and security.
通过控制逆变器输入平均电流调节负载功率，简化了电路设计；通过单片机发出高频加低频调制的半桥驱动信号，消除调光过程中的电弧不稳定现象。
A easier and low-cost power control method is proposed in this paper, based on the regulation of the average input current of the inverter.
众所周知，当一个过程具有共振态、积分电路及不稳定设备传递函数的特点时，同样很难得到较好的闭环步进回应。
Also, it is well known that it is difficult to get good closed-loop step responses for processes with resonances, integrators and unstable plant transfer functions.
众所周知，当一个过程具有共振态、积分电路及不稳定设备传递函数的特点时，同样很难得到较好的闭环步进回应。
Also, it is well known that it is difficult to get good closed-loop step responses for processes with resonances, integrators and unstable plant transfer functions.
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