控制系统可按所使用的反馈类型即正反馈和负反馈来区别。
They include positive and negative feedbacks by their type of feedback.
比较了应变率负反馈和应变正反馈控制律的控制效果。
And the effects under the control laws of negative strain rate feedback and positive strain feedback are compared.
提出了“局部激励应变补偿”和把通常的微分负反馈改为低截止频率的惯性环节正反馈的控制新方案。
A new control approach is presented with a "local strain compensation" and a low cutoff frequency inertial link feedback in place of the differential one.
在放大电路中采用负反馈，而在波形产生和波形变换的电路中则需要采用正反馈。
Negative feedback has been widely used in amplify circuit, but in wave-generating and wave-transforming circuit, it should adopt positive feedback.
在放大电路中采用负反馈，而在波形产生和波形变换的电路中则需要采用正反馈。
Negative feedback has been widely used in amplify circuit, but in wave-generating and wave-transforming circuit, it should adopt positive feedback.
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