soil series

Numerous ecological and environmental problems are arisen since it is located in the pastoral areas of northern China and the transition zone of desert and the Loess Plateau, such as the serious desertification and soil erosion, and a series of new environmental problems from coal mining.

该区地处我国多个过渡区上，存在着严重的生态环境问题，近年来煤炭开发又带来的一系列新的问题，生态环境极为脆弱。

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The results indicated that there was an ecological succession of wetland soil types and its restoration successive series followed the order of aeolian sandy soil, meadow, bog soil and then peat soil.

结果表明，在若尔盖高原湿地生态恢复过程中，土壤类型发生相应的生态演替，其恢复演替序列为风沙土→草甸土→沼泽土→泥炭土。

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Virgin Soil Upturned has ever been considered as classical works of socialist realism, in which, however, there are a series of plots that cannot coincide with socialist realism.

《新垦地》曾被认为是社会主义现实主义的经典作品，但其中又有种种与社会主义现实主义不合拍之处。

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Nonlinear Time Series Model of Deformation on Soft Soil Roadbed and Its Application Study

软土路基变形的非线性时序建模及应用研究

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After the Second National Soil Survey in 1980s, arable land resources in Huangyuan have had a series of changes.

自从20世纪80年代第二次土壤普查后，黄岩区的耕地资源发生了一系列的变化。

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A series of lasers mounted on a specially equipped Quad Bike scanned the coastal terrain capturing millimetre-accurate measurements for a three-dimensional model of the rock and soil surface.

一连串的激光器装在一辆经过特别改装的自行车四方扫描沿岸地形捕捉毫米精确测量了三维模型中的岩石和土壤表面。

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The studies of fertilizer application techniques matching the soil cultivation systems were conduced to solve a series of problems caused by returning whole stalk into the soil for wheat/ corn double cropping area in the plain region Taihang-Mountain before.

针对太行山前平原小麦-玉米两熟农田秸秆全量还田后的一系列问题，从配套的土壤耕作施肥技术上进行了试验研究。

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Firstly, soil aspect, the non-balanced time series model for forecasting soil aquiferous capacity is built up by stochastic theory, and the BP network model is set up by MATLAB artificial neural network tool, the forecasting result is very good.

第一，关于土壤方面，利用随机理论建立了预测土壤含水量的非平稳时序模型，同时运用MATLAB人工神经网络工具箱建立了土壤含水量预测的BP网络模型，取得了较为满意的效果。

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