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- soil degradation index 土壤退化指数
- Alas, soil degradation is the essence of MEGO. 唉,土壤退化就是个毫无爆点可言的主题。
- Soil degradation affects a third of the world's land. 土质恶质化影响全世界三分之一的土地。
- Soil degradation through erosion, oil and chemical spills, etc. 于侵蚀、油和化学物的溢出导致的土壤退化。
- The improved energy utilisation also produced sinter with a lower RDI (reduction degradation index). 能源利用率得到改进后,也会使烧结矿的RDI (还原粉化指数)改善。
- The mechanism of decreasing sinter degradation index by spraying halide at its surface is introduced. 介绍了喷洒卤化物,降低烧结矿粉化率的机理。
- The determination of anthocyanin and its degradation index(DI)in lychee are studied. 本文研究了荔枝果皮总花色苷及其降解指数的含量测定。
- Reduction Degradation Index(RDI) is an important index of metallurgical properties for sinter. 还原粉化指数(RDI)是烧结矿的一个重要冶金性能指标。
- However, rules and mechanism controlling the soil degradation were not very clear as yet. 但落叶松人工林土壤质量降低的原因和土壤质量变化规律,至今尚不十分清楚。
- It encompasses soil degradation and the deterioration of natural landscapes and vegetation". 它包括土壤退化和自然景观和植被的衰退。
- The experiments had demonstrated that the system was a successful model controlling soil degradation and developing drylandagriculture. 这是一项防治干热河谷土壤退化、发展旱地农业的成功模式。
- Climate change will also be a multiplier of poverty, as increasingly erratic weather induces more drought, flooding, erosion and soil degradation. 气候变化也将导致贫困倍增,因为越来越不规则的天气现象导致更多的干旱、洪水、水土流失和土壤退化。
- The aim of the field experiment was to investigate to what extent such a system could prevent soil degradation resulting from very intensive crop rotations. 此次田间试验的目的,是研究这一方法能在多大程度上防止由于精细的作物轮作所产生的土壤退化。
- The test results show that sintering productivity is greatly increased, sinter strength is further improved as well as reducibility and reduction degradation index also changes better. 试验结果表明,烧结生产率大幅度提高,烧结矿强度进一步改善,烧结矿还原性及还原粉化指标也变好。
- It focuses particularly in the areas of water management, water and air pollution, clean energy, waste management, soil degradation and deforestation and climate change. 它特别注重水管理,水和空气污染,清洁能源,垃圾管理,土地退化,采伐森林和气候变化这些专题。
- The causes of producing fine during ferromanganese-silicon cooling and crushing is analyzed. The measures and methods are put forward to prevent and reduce degradation index during crushing. 对锰硅合金冷凝及破碎为规格粒度过程中产生粉末的原因进行了分析,提出了防止和降低破粉率的措施和方法。
- The production of herbicide-resistant soybean leads to environmental problems such as deforestation soil degradation pesticide and genetic contamination. 生产抗除草剂大豆引发诸多环境问题,如毁林、土壤退化、杀虫剂和基因污染。
- Biodiversity experts warn, however, that the extermination campaign could worsen the problem of soil degradation and the poisons could damage other parts of the plateau ecosystem. 高原属鼠兔,在青海青藏高原也被称为黑唇兔鼠。
- The combination of rapid industrialization, a vast population and intensive agriculture has led to some of the world's worst air pollution, widespread shortages of fresh water and soil degradation. 工业化飞速发展,人口众多,集约式农业,三种因素共同作用,使中国成为空气污染最严重的地区之一,但水短缺,土地恶化。
- Grassland Degradation Index (GDI) 草地退化指数(GDI)