四土

浙江省水稻土四大土属土壤养分状况及变化特征

Variation characteristics of nutrient status of four soil genus in Zhejiang Province

四个土类间土壤动物的相似程度均较高，大多为中等相似，只有沼泽土和草甸土为极相似。

Between the four soil types the degree of similarity of soil animals were higher , mostly middle-similar , only the marsh soil and meadow soil is very similar .

对工程竣工后的沉降监测表明，四合土换填处理地基是一种实用的地基处理方法。

It is shown , by settlement monitor after completion of the project , that backfilling foundation pits with this kind of soil mixture is a practical foundation construction method .

作者做了四组土工离心模型试验，得到了压实细粒土路堤中应力和位移分布。

Four centrifuge model tests were conducted by the authors , and the distribution of the vertical stresses and the displacement in railway embankment filled with compacted fine-grained soil have been obtained .

采用宁夏银川和鄂尔多斯的四种土样，每种土样分别加入四个水平（即施用量为0.5wt%、1.0wt%、1.5wt%、2.0wt%）的脱硫副产物，观察其改良效果。

The effect of soil reclamation was observed by using four soil samples from Yinchuan of Ningxia and Ordos of Inner Mongolia at four levels ( i.e. the amount of by-product from FGD is 0.5wt % , 1.0wt % , 1.5wt % , and 2.0 wt % ) .

四是加强土右旗中学安全管理的策略。

Fourth , strengthen the soil Right Banner secondary security management strategy .

井筒检查孔第三、四系岩土的野外鉴定及描述

Field Indentification and Description of Tertiary and Quaternary Rocks and Soils from Monitoring Shaft Hole

例如阿拉伯半岛吉达城四层高的土筑建筑物已屹然耸立了一个世纪之久。

Earth buildings of four stories have stood for a century in for example , Jeddah , Arabia .

介绍了井简检查孔第三、四系岩土的分类、定名和野外描述。

The classification , naming and field description are introduced of the Tertiary and Quaternary rocks from monitoring shaft hole .

利用自制的有机蒙脱土，采用浇模固化成型法制备酚醛树脂/六次甲基四胺/蒙脱土纳米复合材料，并用XRD观察有机蒙脱土分别在热塑性和热固性酚醛树脂中复合行为。

The nanocomposite of phenolic resin / hexamethylenetetramine / montmorillonite , which was obtained by the treatment of inorganic montmorillonite , are prepared by casting and curing , and phenol resin exhibit crosslinked chains by chemical bonds forming a three dimensional network while the mechanisms of phenol resin are different .

普通品官墓，在四角立应有土堠。

There are four mounds in the corner of Ordinary officials ' tomb .

他认为世界有四大元素，土，火，水，气。

He 's got four essences : Earth , fire , water , air .

本文研究了四湖地区水稻土潜育化的发生、类型及其肥力特性，对该区潜育化现状及发展趋势作了评估。

This paper presents the gleization genesis , the gleization types and their fertilizer characteristics of paddy soil in Sihu region ;

本文以宁夏扶贫扬黄灌溉工程的第四泵站的地基土作为研究的主要对象。

In this paper , the foundation soil of the fourth pumping station of Ningxia Yellow irrigation project was taken as the main research target .

通过实验室分析及温室盆栽，研究了甘肃省河西地区张掖、武威、金昌及民勤等四地灌漠土的土壤养分状况。

The status of nutrients of four irrigation desert soils at Zhangye , Wuwei , Jinchang and Minqin , in Gansu Province were studied using pot culture experiments .

李东垣是金元四大家中补土派的代表，他创立的脾胃学说对后世影响很大。

Li Dongyuan was the representative of school of medical thought of strengthening spleen , one of the four schools of medical thought in the Jin and Yuan Dynasties .