The ENGLISH you will learn with ENGLISH 1000 will be practical, easy-to-learn and graded so that you can naturally progress from easy to more complex language skill.
《英语1000》实用、易学而且循序渐进，跟着它，你的语言技能将由简到繁得到稳步的提高。
Based on topology, the paper suggested an easy easy-to-learn and practical met hod to identify the feedback type of an electronic circuit.
以电路结构为出发点，提出了一种简单易记。实用的方法来识别放大电路的反馈组态。
Based on topology, the paper suggested an easy easy-to-learn and practical met hod to identify the feedback type of an electronic circuit.
以电路结构为出发点，提出了一种简单易记。实用的方法来识别放大电路的反馈组态。
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