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- Wien bridge type oscillator 维恩桥式振荡器
- bridge type oscillator 桥式振荡器
- Exploration for Wien Bridge Sine-Wave Oscillator 文氏桥正弦波振荡器的新探讨
- The double-curved arch bridge is a bridge type for medium and small span. 钢筋混凝土双曲拱桥是中小跨径常用的拱桥形式。
- The method of improving the design of a moving bridge type CMM is proposed. 提出了改进移动桥式三坐标测量机设计的措施。
- ANALYSIS OF TWO PHENOMENA OF THE EXPERIMENT FOR WIEN BRIDGE OSCILLATOR 文氏桥振荡器实验中两个现象的分析
- The variant Wien bridge circuit presented in this paper makes the manufacture of auto tracking instruments easy because the variance of center frequency of circuit depends on the resistance of only one resistor in the circuit. 文章提出变型文氏电桥电路仅需调节一个电阻器即可改变中心频率,使频率自动跟踪易于实现。
- The wien bridge trap filter and its application in the distortion measurement are introduced,the kind of intelligent numerical control tuning Wien bridge trap filter circuit is proposed. 介绍文氏电桥陷波器及其在失真度测量中的应用,提出一种智能化数控调谐的文氏电桥陷波电路。
- The main loop adoption can control the silicon list mutually the bridge type to commutate electro circuit. 主回路采用可控硅单相桥式整流电路。
- After girders, arches are the second oldest bridge type and a classic structure. 经过梁,拱是第二个最古老的桥型和一个典型的结构。
- A study on oscillation criterion of wien bridge oscillator 文氏桥振荡电路振荡条件的研究
- When performance means more boldly decorative staircases, except common wood linear, the suspension bridge type, the type is a past rules and rigidity. 时下楼梯装饰表现手法越来越大胆,除常见的木制直线型外,吊桥型、之字型也突破以往的规矩和生硬。
- Numerical control tuning Wien bridge trap filter 智能化数控调谐文氏电桥陷波器
- Determine the bridge type and the form of cross section through scheme comparison, prior to designing the general layout and the main structural dimension. 通过方案比选确定桥型和截面形式。然后设计桥梁总体布置及结构主要尺寸。
- external feedback type oscillator circuit 外反馈式振荡电路
- capacitance connecting three point type oscillator 电容三点式振荡器
- The operating principle of a bridge type Pulse Width Modulation(PWM) power source,driving of switch element IGBT,overvoltage and overcurrent are briefly described in the paper. 概述了桥式脉冲宽度调制(PWM)功率源的工作原理,以及开关元件IGBT的驱动、过压、过流保护等问题。
- inductance connecting three point type oscillator 电感三点式振荡器
- Methods The arch bridge type elastic pedicle fixation system (ABPF) had undergone a biomechanical test and contrast to control group (RF, Steffee, Dick). 方法 对拱桥式弹性椎弓根固定器(ABPF)进行生物力学测试,并与对照组(RF、Steffee、Dick)对比分析。
- The method of simulating coal handling flow of coal conveying belt of bridge type grab ship unloader is realized based on programmable logic controller(PLC) system. 妈湾发电总厂利用料斗秤模拟桥式抓斗卸船机给煤皮带输煤流量的方法,是基于PLC程序来实现的。