您要查找的是不是：
- The first stage is push pull forward converter, and the second stage is a dual buck inverter(DBI). 该静止变流器前级采用推挽正激式变换器,后级采用双降压式逆变器。
- AIM: To evaluate cardiovascular responses to push pull maneuver and the mechanisms of the push pull effect. 目的:评价推拉动作的心血管反应性及推拉效应的发生机制。
- Objective Push pull maneuver(PPM) was simulated using a tilt table to assess detailed cardiovascular responses and the simulation model. 目的建立倾斜床模拟推拉动作模型,并观察其引发的心血管反应性特点。
- Under developing four different modes of operation of the push pull zero voltage switching multiresonant converter (PP ZVS MRC), a complete DC analysis is presented. 将零电压开关多谐振技术应用于推挽变换器电路，提出了一种推挽式零电压开关多谐振高频变换器（PPZVS－MRC）电路方案，较全面、完整地对其稳态工作模式和直流特性进行了分析，发现了变换器正常运行的4种工作模式。
- Moreover, it has a whole page perfect push pull DC amplifier stream composition in circuitry, a modification of a nakedness property is aimed at, and the amount of NF is reduced. 此外，它有一个完美的整页拉推流直流放大器组成的电路，修改赤裸财产的目的是，和数额的NF降低。
- A high frequency link Push Pull Forward(PPF) type inverter is proposed in this paper,which have the advantages of the Push-Pull DC converter and the high pulse DC link inverter. 本文结合推挽正激直流变换器和高频脉冲直流环节逆变器的优点,提出了一种适用于低压大电流输入场合的推挽正激式高频环节逆变器。
- Should abandon western not the " with actual suit overtakes strategic " , executive push pull strategy, with tamp western the base that region economy expands. 西部应抛弃不切合实际的"赶超战略",实施推拉战略,以夯实西部区域经济发展的基础。
- A bi-directional DC-DC converter for high-low voltage convertion was presented which was based on current-fed push pull converter and full-bridge converter. 研究了一种适合高低压变换的双向DC/DC变换器,该变换器为电流型推挽变换器和全桥变换器组合而成的电流-电压型拓扑。
- Push pull train? 推拉式列车?
- Objective To explore the effect of push pull effect (PPE) simulated by lower body negative pressure (LBNP) rotating table, and observe the physiological responses to push pull maneuver. 目的探讨下体负压旋转床模拟航空推拉效应的效果,观察推拉动作对心血管功能的影响。
- You push from the back and I'll pull at the front. 你在後面推，我在前面拉。
- Would you rather push the barrow or pull it? 这辆小车你愿意推呢，还是愿意拉呢?
- push pull complementary collector circui 推挽互补集电极电路
- Speak clearly into the microphone. 对著话筒说清楚些。
- class b push pull power amplifier 乙类推挽功率放大器
- The lecturer speaks through a microphone. 演讲者通过麦克风说话。
- He is talking into a microphone. 他正在对着麦克风讲话。
- single ended push pull amplifier 单端推挽放大器
- two transformer push pull converter 双变压器推挽变换器
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
