Soil fungi can both fix and mineralize soil nutrients and also play an active part in soil aggregate formation, which should be very important in paddy soil system.
真菌能够固结、矿化土壤养分，促进土壤团聚体的形成，它在水稻土中有很重要的作用。
Firstly, the wall effect of the aggregate distribution density of concrete and the formation mechanism of boundary layers were investigated by applying a simple simulation algorithm.
首先，应用一种简单的模拟算法，分析了混凝土骨料分布密度的边界效应和边界层形成机理。
Mixing, spreading, compacting of RCC, formation of structural joints, treatment of construction joints, prevention of aggregate segregation and its handling are given.
碾压砼拌和、平仓、碾压、结构缝的形成、施工缝处理、骨料分离的防止与处理措施。
Experimental results showed that the formation of J-aggregate mainly depends on the dye structure, secondly depends on the property of the crystal of AgX-emulsion.
试验结果表明，染料的J -聚集态的形成主要取决于染料的结构，其次依赖于卤化银的晶形。
The formation and innovation of the theoretical system of socialism with Chinese characteristics are aggregate theory.
集合体理论是由先后递进的个体理论构成的整体理论。
Soil aggregate is the main component of soil and the basic unit of soil structure. Its formation and stability are realized by the effects of all kinds of cementing substance in soil.
土壤团聚体是土壤的重要组成部分、土壤结构的基本单位，其形成和稳定主要是通过土壤中各种胶结物质的胶结作用实现的。
The direct cause of formation of business cycles is that aggregate demand doesn't comply with aggregate supply.
经济周期的直接成因是总需求与总供给的不一致。
Experimental results were conducted for determining the flow rates at which rill formation starts and ends for each aggregate group and slope.
用一种沙壤土进行实验，测定了不同团聚体大小和坡度下细沟再生开始和停止所对应的临界水流量。
Experimental results were conducted for determining the flow rates at which rill formation starts and ends for each aggregate group and slope.
用一种沙壤土进行实验，测定了不同团聚体大小和坡度下细沟再生开始和停止所对应的临界水流量。
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