电力系统潮流计算程序，采用节点优优化编号及稀疏存贮技术可直接使用。 -Power flow calculation program, using the node priority to optimize the number and sparse storage techniques can be used directly.

AIRPORT RUNWAY ALLOTMENT SIMULATION The software written in c simulates landing and takeoff a runway and allocates runway to aircraft based on slot and priority -AIRPORT RUNWAY ALLOTMENT SIMULATION The software written in c simulates landing and ta

1.点播方式：按歌曲种类查找点歌；直接查找；按歌手查找； 2.点播曲目管理：选中歌曲的优先被点唱，选中曲目的删除。 3.歌曲数据库管理：增加、删除、查询、修改。-1. Demand way: Find a song by song genre direct lookup Find by singer 2. Demand Management Track: Select the priority was to sing the song, delete the selected track.