放大电路的输入电阻 R i 越 ,则向信号源索取的电流越小;输出电阻 R o 越 ,则带负载能力越强。
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【简答题】句子翻译 ( 1 ) My colleague is responsible for the marketing department. ( 2 ) They agreed to deal with the problem next week. ( 3 ) I don't deal with things I can't handle. ( 4 ) The Chief Executive Offi...
【单选题】5 工作态度大致可以分为:积极与消极,或危险与安全的工作态度;请分辨下列哪些是积极的,哪些是 消极的工作态度?1 It is an important work. 2 It is my duty. 3 I think it is better. 4 I have no a good idea. 5 Try again. 6 Others should be responsible.
【单选题】工作态度大致可以分为:积极与消极,或危险与安全的工作态度;请分辨下列哪些是积极的,哪些是 消极的工作态度?1 It is an important work. 2 It is my duty. 3 I think it is better. 4 I have no a good idea. 5 Try again. 6 Others should be responsible.