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- Based on the above study, a three-dimensioned unsteady heat transfer model of U-type UCHE was established, which took different thermal properties of soil layers and groundwater flow into account. 在上述研究基础上,围绕埋地换热器与周围土壤的换热过程,考虑沿深度方向土壤层之间热物性的不同以及地下水流动等因素,建立了垂直U型埋地换热器三维非稳态数值传热模型。
- 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。
- thermal property of soil 土壤热性质
- 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。
- Crystalline structure and thermal property of cellulose triacetate (CTA) and cellulose diacetate (CDA) were studied. 摘要研究三醋酸纤维素(CTA)和二醋酸纤维素(CDA)的结晶结构和热学性能。
- The thermal property of the super bright polyester(PET) chip was studied by DSC. 利用DSC热分析进行了超有光聚酯切片热性能的研究。
- The thermal property of PC/highly-branched polystyrene(HBPS)blend was analyzed by means of DSC and TGA. 用示差扫描量热法和热失重法分析了聚碳酸酯(PC)与高支化苯乙烯共混物的热性能。
- The structure and thermal property of PA6/TPU blends were studied by means of XRD,DSC and SEM. 采用X射线衍射仪、示差扫描量热仪和扫描电子显微镜测试了PA6/TPU共混物的结构和热性能。
- DSC shows that the thermal property of copolymer is better than that of lignin by introducing P-cresol into copolymer. 差示扫描量势分析的结果表明,引入对甲酚改善了木质素的热性能。
- thermal property of soils 土壤热性质
- Effects of Long-term Located Fertilization on the Physico-chemical Property of Soil Humus. 长期定位施肥对土壤对土壤有机无机复合状况的影响。
- Experiments on the thermal property of Superabsorbent Poly(acrylamide)/ Montmorillonite Composite (SAPC) showed that it had good thermo-stability. 高吸水性聚丙烯酰胺/蒙脱土复合材料热稳定性实验证明其具有较好的热稳定性。
- The influence of composing-polyimide diamine, dibasic anhydride structure etc. on the thermal property of polyimidewas discussed. 探讨了组成聚酰亚胺的二酐、二胺结构等因素对聚酰亚胺热性能的影响。
- The examples of synthesis were enumerated of all kinds of polymer,the dielectric constant and thermal property of product is introduced. 对各类聚合物列举了合成实例,并简要介绍了聚合物的介电常数和热性能。
- Higher the content of <0.001 mm clay and lower that of >0.25 mm microaggregate,higher the fractal dimensions and worse the structure property of soil. 土壤中 <0 .;0 0 1mm粘粒含量越高;>0
- The thermal property of the modified WABS/WPS blend was improved and the compatibility of the WABS/WPP was improved, too. WABS/WPP共混合金改性后的耐热性能也有所提高,改性后WABS/WPP两相的相容性得到了改善。
- Ground settlement is discussed based on relevant conclusion of rheologic property of soil with intrinsic time theory in this paper. 应用基于内蕴时间理论的土流变性研究的有关结论对地基沉降问题进行了探讨。
- Based on the property of soil, this paper determines best proportioning of cement-stabilized soil by analyzing and comparing quite a number of tests. 根据土质特点,通过大量试验分析比较,确定了一种优良的水泥稳定土配合比设计。
- The weathering and fluvial process form kinds of soil-forming material, different types of land texture and physical-chemical property of soil. 风化作用、河流地质作用形成了不同类型的成土母质,决定了土层结构类型、土壤理化性质等土地资源的物质特徵。
- In Blue Lagoon, bathers from around the world come seeking the healing thermal properties of the waters. 在蓝拉根,来自世界各地的浴疗者来这里享受水的热力治疗功效。