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本程序是由空间梁单元构成的一个外形为长方体的框架算例，且有外力F以及分布荷载作用在框架节点上，计算该框架的变形和内力。 输入参数： 无 输出结果： 节点位移和单元节点力(failed to translate)

用java编写的JAVA固定资产管理系统，功能相对简单，希望对大家的学习有帮助-JAVA using java prepared fixed asset management system, a relatively simple function, in the hope that everyone has to learn to help

禁用USB，光驱，注册表，组策略..等，，(Disable USB, CD-ROM drive, registry, group policy .. and so on,)

unpack and pack unpack SquashFS on windows

这是个用c编写的游戏源代码，是打兔子的游戏，请查收-is prepared to use the c source code of the game is playing the game of rabbits, please find

verilog语言编写的farrow滤波器的实现过程，供大家参考，谢谢。(Verilog language Farrow filter implementation process for your reference)

第二届全国高校 BBS 程序开发大赛算法组-Second National College BBS Development Competition Algorithm Group

说明：  gurobi python optimization programing

combobox和checkbox的组合，在下拉框中的选项可以check．-combobox and checkbox mix, in the drop-down box options can check.

％ 该Matlab程序基于牛顿－拉夫逊算法，用于计算已知导纳矩阵、PQ节点、PV节点、平衡节点(UA)的电力网络潮流 ％ U - 各节点母线电压 S - 各节点注入功率 S_net - 电力网络总损耗 ％ PQ_P - 实算PQ节点注入有功功率 PQ_Q - 实算PQ节点注入无功功率 ％ delt_PQ_P - 实算PQ节点有功功率修正值 delt_PQ_Q －实算PQ节点无功功率修正值 ％ delt_UA_P - 实平衡节点有功功率修正值 delt_U_2 - 实平衡节点电压平方修正值 ％ delt_PQV - 实算P Q U^2修正值 J - 雅可比矩阵 ％ e - 电压实部 f - 电压虚部 delt_ef - 电压实部与虚部修正值- The Matlab program based on the Newton- Raphson algorithm is used to calculate the admittance matrix is known, PQ node, PV node, the node balance (UA) the trend of the electricity networks U- the node bus voltage S- each node injection power S_net-- The total loss of electric power networks PQ_P- operator PQ is injected into active nodes PQ_Q- operator PQ is injected reactive power node delt_PQ_P- is considered the correct value of active power PQ node delt_PQ_Q- really count PQ node reactive power to amend the value of delt_UA_P- real active power balance of the correct value of the node delt_U_2- node voltage balance is the correct value of the square o