improved BP改进BPimprovevt.改善；改进；提高vi.变得更好；改进improved capacity spectrum改进能力谱improve on the performance表演出更好的节目improved Bugang Huanwn Tangimproved close returns test改进的临近返回检验improved mutual information改进互信息improved direct shear tests改进直剪试验improved genetic algorithms改进遗传算法improved finite bar element改进有限杆单元improved Bayesian filtering改进贝叶斯过滤improved information system改良信息系统

1. The Zimbabwean government has said it would only compensate farmers for improvements on the farm, not the land.
   津巴布韦政府说，政府只补偿那些改良农地的农民，而不补偿土地。
2. It is essential that improved material obtained through recurrent selection be introduced into production orchards as soon as possible.
   重要的是将经过轮回选择得到改良的种苗，尽快地应用于生产性种子园。