| 释义 |
- n．改善，改进：对某事物的改进或提高，使其变得更好。
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农业科学 改良 The melioration of saline and alkali soils is a difficult topic faced in the world. For long time, in the study filed of saline and alkali soil ecology, the research has been focused on plant physiology and bio-ecology. 盐渍化土壤改良与利用是世界范围内所面临的难题，长期以来在盐渍化土壤生态学研究领域内，人们以实现生物改良与利用为主要目标，开展了许多盐生植物生理生态的科学研究。
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电子、通信与自动控制技术 改性 The adulteration and melioration experiment of the materials prepared by acid-treating method were studied, the results proved that the material treated had an excellent steady property, but less reversible capacity. 本论文对由酸处理法合成的Li_xMnO_2材料进行了掺杂改性实验，结果表明，改性后的材料虽然循环性能有显著改善，但比容量会有所减少。
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The results indicated that both the modifications of chemistry and enzyme methods could take some meliorations to the function of Soybean 7S globulin. 本文对大豆7S球蛋白的乙酰化、磷酸化及蛋白酶改性进行了研究，以蛋白质的持水性、乳化能力和吸油性为指标，评价改性效果。
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