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- Studies of soil water movement in GSPAC system and modeling wa ter flow necessitate the determination of soil hydraulic properties. 研究GSPAC系统的水分运移机理和建立统一的水系统模型需要确定土壤水分运动参数。
- There is no influence for the properties of soil by using PASP. 施用肥料增效剂聚天冬氨酸对土壤性质无明显影响。
- hydraulic properties of soil 土壤水力性质
- Field capacity is a property of a unit volume of soil. 野外容水率是单位土体的一种特性。
- This paper described that microbial processes not only alter the geochemistry of groundwater but also alter the hydraulic properties of the aquifers themselves,the paper use. 引用研究实例论述了微生物作用不但可以改变地下水化学组分,而且还可以改变含水层的水力性质。
- LI Hong.A study on hydraulic properties of groyne[D].Chengdu:State Key Laboratory of Hydraulics on High Speed Flows,Sichuan University,2003. [3]李洪.;丁坝水力学特性研究[D]
- Ecological distribution and biochemical properties of soil microorganisms in Gaoligong Mountains. 高黎贡山土壤微生物生态分布及其生化特性的研究。
- Effects of Soil Salt, Drought and Their Intercrossing Stress on Growth Properties of Gleditsia sinensis Lam. 盐分、干旱及其交叉胁迫对皂角幼苗生长性状的影响。
- Freezing and thawing actions greatly change the mechanical properties of soil by influencing its microstructure. 冻融作用对土的力学性质改变很大,而这又是源于冻融作用对微结构的影响;
- An experiment was conducted to study the physic-chemical properties of soil in the main streets of Changchun City. 摘要对长春市主要街路土壤的理化性质进行了测定。
- The blast furnace slag used in MTC technology must have better hydraulic property but hydraulic property of blast furnace slag is related to its processing program. 用于MTC技术的高炉矿渣必须具有良好的水硬活性,而高炉矿渣的水硬活性与其形成过程和加上过程有关。
- Title: Effects of Soil Salt, Drought and Their Intercrossing Stress on Growth Properties of Gleditsia sinensis Lam. 关键词:林木育种;盐分;干旱;交叉胁迫;皂角;生长性状
- Preliminary study on mechanical properties of soil was done by PFC numerical simulation. 通过颗粒流数值模型试验,从细观力学角度对土的工程力学特性作了初步的研究。
- He is studying the properties of these particles. 他在研究这些粒子的性质。
- Study on the Biological Properties of Soil under the Mixed Forests of Pinus tabulaeformis Carr. And Robinia pseudoacacia L. 油松刺槐混交林土壤生物学特性研究。
- A Review of Experimental Stu dy on Spatial Variability of Soil Hydraulic Properties 土壤水力特性空间变异的试验研究进展
- Thinning stands with the thinning intensity of about 20% and 30% had no significant effects on species diversity, biomass of shrub and herb, and physical properties of soil. 各林分的树种组成在12年间基本没有发生变化,即间伐没有显著地改变林分的树种组成,目前的树种组成即落叶松、其他针叶树(云杉、冷杉和红松)和阔叶树组成比约为6:3:1可能是相对稳定的群落。
- They serve as a separation layer to form a stable boundary between layers of soil to maintain the integrity, character and performance properties of each layer. 土工织物相当于一个隔离层,在不同的土层之间形成稳定边界,以保持每层的完整性、固有特性以及使用性能。
- DETERMINATION OF SOIL HYDRAULIC PROPERTIES USING A MORPHOLOGY-BASED PORE SCALE NETWORK MODEL 预测土壤水力性质的形态学网络模型应用研究
- He is studying the medicinal properties of wild plants. 他正在研究野生植物的药物特性。