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- 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。
- IR2135S 12 Half Bridge 3 Overcurrent/Short-Circuit, Undervoltage Through. Hole 其它 Plastic (including epoxy) 家族产品码: IR2135;最大输出电流(...
- 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。
- A half bridge switching mode power supply(SMPS) based on PWM technology is introduced. 介绍了一款基于PWM技术的半桥式开关稳压电源。
- 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。
- This text introduce a half bridge switching mode power supply (SMPS) based on the PWM technology. 本文介绍了一款基于PWM技术的半桥式开关稳压电源。
- 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。
- In this paper a design method of half bridge dual buck inverter s output filter based on hysteresis current control was presented. 该文研究了一种基于电流滞环控制的半桥双降压式逆变器输出滤波器的设计方法。
- 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。
- Output voltage and current is often distorted in half bridge converter because voltage unbalance of input capacitors though its application is very abroad. 摘要半桥逆变器应用广泛,但存在直流分压电容不均压,使分压电容中点电压漂移,导致输出电压和电流畸变的缺点。
- 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。
- The method of design high frequency transformer in half bridge inverter circuit is introduced exampled in detail,besides temperature rise and power loss are discussed. 依据一个半桥逆变电路的实例详细介绍了高频变压器设计的一般方法和步骤,并讨论变压器损耗和温升问题。
- 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。
- 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。
- This bridge type is adopted in this document for the overcrossing point of Peking super major bridge over South NO. 3 Loop Road in Jing-Hu High Speed Railway. 3、通过桥面构造研究和有限元计算分析,对正交异性板桥面和纵横梁体系桥面进行了对比分析;
- Zhang Haiyuan,Wu Hui,Zou Zubing,et al.Modeling and analysis of symmetrical half bridge current-doubler converter with synchronous rectifier applied[J].Proceedings ofthe CSEE,2003,23(8):66-70. [3]张海源;吴卉;邹祖冰;等.;同步整流下对称半桥倍流变换器的建模与分析[J]
- Swivel bridges have common character, that is to assemble half bridges on land and then to swivel two half-bridges to unite them into one structure. 摘要转体桥是以陆上拼装制作半桥、旋转合龙形成主桥为特点的一类桥梁的总称。
- Swivel bridges have common character,that is to assemble half bridges on land and then to swivel two half-bridges to unite them into one structure. 转体桥是以陆上拼装制作半桥、旋转合龙形成主桥为特点的一类桥梁的总称。
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。