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- The experience in Jiangxi is mow being applied to other red soil regions. 江西的经验现在正运用到别的红土地区去。
- The prevention of road mudding in freezon soil region is still a problem. 寒区非高等级路面的道路“返浆”,至今仍未找到彻底的防治办法。
- Landscape pattern and its functioning after ecological reconstruction in black soil region of northeast China. 黑土侵蚀区生态重建的景观结构与功能分析。
- The Effect of Ecosystem Succession on Soil Structure Properties in Black Soil Region of Northeastern China. 东北黑土区生态系统的演变对土壤结构性质的影响
- Frost damage is main cause for earth-retaining wall failure in seasonally frozen soil region. 冻害是季节冻土区挡土墙破坏的主要原因。
- In the mean time,we also analysed changing laws of Lou soil?s physical properties in heavy loam soil region under different fertility level. 同时 ,还着重分析了重壤带的 土娄 土在不同肥力水平下其物理性质的变化规律。
- In the paper, the status of utilization and the existing problems of the eco-agriculture in the low hill red soil region of Yichun city were analyzed. 通过对宜春市红壤丘陵区生态农业建设的现状和制约因素的研究,提出宜春市生态农业建设模式。
- In shandy soil region of Dali County, Shaanxi Province, soil pests are dominant in peanut fields, while grub is one of the key pests which result in output reduction of peanut. 陕西省大荔县沙苑地区花生田害虫以地下害虫为主,蛴螬是造成花生减产的主要害虫之一。
- Based on linear visco-elastic assumption, under uniform-and multi-supported excitations,the precision of results with the scope of soil region is analyzed. 假定土层为线性粘弹性介质,用有限元法分析了在一致地震输入和多点地震输入作用下弹性、均匀土层中有限土域的取值范围对计算精度的影响。
- The lengthwise cracks caused by frost heave,and settlem ent, bulge, rut caused by spring thaw are the main forms of frost damage of roa ds in seasonally frozen soil region. 冻胀形成的纵向裂缝和道路翻浆导致的沉陷鼓包及车辙变形是季节冻土区高速公路路基冻害的主要形式。
- The necessity of construction quality control of hammer methods of high-strength prestressed concrete pipe-styled pile on the soft soil region is analyzed,and the measure of control is put forward. 介绍了二灰土的诸多优点,从二灰土的组成设计、施工技术两方面阐述了二灰土的施工质量控制,分析了施工中二灰土容易出现质量问题的原因,并给出相应的预防措施,使工程质量得以提高。
- Analysis on sustainability of grain production in red and yellow soil regions of China. 红黄壤地区粮食生产持续性分析。
- Li Z P,Tang Y L,Shi H,Gao K L.Nutrient cycling and balance of paddy fields in different fertilization systems in red soil region of subtropical China[J].Sci.Agric.Sin.,1998,31(1):46-54. [4]李忠佩;唐永良;石华;高坤林.;不同施肥制度下红壤稻田的养分循环与平衡规律[J]
- In soft soil regions, settlement after work completion is the main problem to be solved urgently. 摘要在软土地区修建高等级公路,工后沉降是亟需解决的问题之一。
- The 200 years successional history of agri ecological system in black soil region almost covered all the successional process happened over the past 3000 years in Central Plain region of China. 黑土农业生态系统200年的演替历史,几乎跨越了我国中原地区3000年的演替过程。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- The developments of industry and agriculture have been badly restricted for the severe gully erosion in the gentle hilly black soil regions in Northeast China. 摘要东北黑土漫岗区侵蚀沟发育广泛,侵蚀沟的发展已经严重影响到了该区工农业生产的发展。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么?
- There are a lot of worms in the soil. 泥土中有许多蠕虫。