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1.本文对一种高效的升压式PWM 变换电路作了分析研究 对开关状态的切换效率高 采用双零软开关工作，大大降低了开关损耗, 提 高了电路的转换效率. 2.该电路在高频的开关电源、逆变器等电力电子电路上有很大的实用价值, 可以提高电路的转换效率. -1. In this paper, an efficient step-up PWM conversion circuit analysis study on the switch to switch the state of high efficiency soft-switching double-zero work, greatly reduces switching losses, improve the conversion efficiency of the circuit .2. The circuit in high-frequency switching power supplies, inverters and other power electronic circuits have great practical value, can improve the circuit

求最长公共子系列，即给出两序列，求得相同的序列-Seeking the longest common sub-series, that is, given two sequences, obtained the same sequence of

objectARX实例-objectARX

Try this for stopwatch counter timer.

利用vrml实现虚拟的居民小区,并实现交互漫游-Use vrml virtual roaming cell interactions

3d mmorpg worldforge 的服务端代码，脚本使用python，数据库使用mysql，在linux下编译-3d mmorpg worldforge the service-side code, scripts using python, database, using mysql, in the compilation under linux

简单的Spartan 3e 上面的LCD控制程序-A simple Spartan 3e above LCD control procedures

介绍如何用单片机配置FPGA，仅供参考，如有疑问请联系我。-how to use microcontroller FPGA configuration, for reference purposes only, if any questions, please contact me.

一个不错的数控源码是vb的，很不错的写的，大家可以-NC a good source is vb, and the writing is pretty good, we will look at

dkink 的 《向上冲》代码简单，新手的最爱。-dkink the red up the code is simple, new favorite.