In addition to changes in temperatures and surface heat fluxes, they also observed changes in large-scale precipitation, particularly at the mid-latitudes in the Northern Hemisphere. 除了气温变化和地表的热传递,他们还观察到大规模的降水,特别是在北半球的中纬度地区。
Effect of Summer Heat Source Low-frequency Oscillation over the Tibetan Plateau on Precipitation in Eastern China 夏季青藏高原热源低频振荡对我国东部降水的影响
The Impact of Sensible Heat Flux Anormaly over Central Asia on Temperature and Precipitation in Northwest China NUMERICAL STUDY OF INFLUENCE OF TIBETAN SENSIBLE HEATING ABNORMALITY ON SUMMER ASIAN MONSOON LFO 中亚感热异常对我国西北温度、降水的影响青藏高原感热加热异常与夏季低频环流的数值研究
The experiment results show that, isothermal heat treatment allows the secondary precipitation of the second phase dissolving in the matrix to be of bone-like distribution in the matrix surface. 实验结果表明,半固态等温热处理后,溶解于基体中的第二相二次析出,成鱼骨状分布于基体表面;
This paper proposes the indexes for the climatic division and suitability of tobacco growth in Yunnan according to the regional climatic characteristics: heat resource as primary index while precipitation and sunshine duration as secondary indexes. 摘要根据云南烤烟气候特点,提出了判别云南烤烟气候类型及其适宜性的指标:热量为一级指标,降水和光照为二级指标。
Relationship Between Taklimakan Desert Ground Heat Fluxes and Summer Precipitation Abnormity in South Xinjiang 塔克拉玛干沙漠地表热力异常与南疆夏季降水的关系
The extraction and purification of superoxide dismutase from blood by low molecular weight PAAS and heat precipitation 用低聚PAAS热沉淀法提取血液超氧化物歧化酶
It is very difficult by heat treatment to improve the precipitation character of carbide and reduce their brittle effect. 利用热处理手段来改善碳化物的析出特征,大幅度降低其脆化效果还较为困难。
Effect of various heat treatments on the precipitation and tensile properties of an Al-Li-Cu-Mg-Zr alloy was investigated by observation of microstructure and tensile test at room temperature. 通过显微组织观察和室温拉伸实验,研究了3种不同的热处理制度对1种Al-Li-Cu-Mg-Zr合金组织和性能的影响。
The result showed that the first two modes derived from SVD indicated the principal coupled characteristics of the sensible heat field and the precipitation field, having closely time-space correlation. 结果表明,黄土高原春季降水量与青藏高原地面感热的前两个模态代表了两场间的主要耦合特征,具有高度的时空相关。
The results show that it has the sufficient sunshine, cool weather, sharp heat distribution, lack precipitation and reasonable match of heat and light. 结果表明定西市具有光照充足、光能资源丰富、气候温凉、热量分布差异大、降水少变率大、光热水匹配基本合理等特点。
Effect of Urban Heat Island on the Air Temperature and Precipitation in Beijing Region 北京城市热岛效应对气温和降水量的影响
The SCWO reactor consists of three units: reaction, heat exchanger and precipitation. 超临界水氧化反应器分为反应区、换热区、沉淀区三部分。
Application of the Orthogonal Design of Experiment on the Study of Heat Treatment for Precipitation Hardening Stainless Steel 正交设计在沉淀硬化不锈钢热处理研究中的应用
Intermediate heat treatment can promote the precipitation of Fe from Cu matrix and decrease the density of defection, which obviously decreased the resisitivity of Cu-Fe composites. At the same time, it made Fe phase soft and accelerated the formation of Fe ribbons. 中间热处理促进Fe从Cu基体中析出,并降低缺陷密度,使材料电阻率降低,同时使Fe相软化,有利于纤维形成。
The difference of atmospheric heating intensities is mainly caused by the different of increasing latent heat of precipitation. 大气加热强度的明显不同主要是降水潜热的增长不一致形成的。
Artificially enhancing of ice and snow crystal ratio in the meso-scale model and calculating the change of temperature cause by the release of condensation latent heat make the cumulative precipitation in the corresponding regions increased. 根据此增加量的大小,按比例地在中尺度模式中人为增加冰晶和雪晶含量,并计算凝结潜热的释放所造成的温度改变,能使相应位置的累积降水量有所增加。
The behavior of substructure recrystallization and recovery of high stability β titanium alloy during heat treatment process and the precipitation morphology as well as the distribution of second phase were investigated. 本文对高稳定β钛合金在热处理过程中亚结构的恢复和再结晶行为以及第二相的析出形貌和分布进行了分析研究。
A study of the effect of underlying surface heat source on precipitation 下垫面热源对降水的作用研究
The sensible heat showed a tendency of increase from spring to summer, but the change of latent heat was similar to precipitation in different development phases of crop and showed a figure of a wave. 从春季到夏季,感热的阶段变化表现为增加的趋势,而潜热的阶段变化与晴天前期的降水变化基本一致,呈波动趋势。
Impact of Latent Heat on the Precipitation Function of Mei-Yu Systems ── a Numerical Study 潜热对梅雨系统降水功能的调整&数值试验研究
The above phenomena may be caused by sensible heat from ground surface and by latent heat of precipitation and sublimation. 这是由于地面感热加热和降水潜热加热作用不同所造成的。
The balance of moisture and heat during snow precipitation in grazing region in the plateau 青藏高原牧区大雪期间的水汽和热量平衡
Meanwhile, for atmospheric environmental disaster, such as severely haze which is harmful for human health and city extreme high temperature which caused by urban heat island, artificially inducing precipitation is the effective intervention measure in these critical situations as well. 同时,对于严重威胁人体健康的重度灰霾和城市热岛效应加剧导致的城市极端高温等大气环境灾害,人工增水作业也不失为危急情况下的有效应急干预措施。
Heat flux anomalies affecting the low-latitude plateau precipitation process has the same basic physical processes in June and July. 7月热通量异常影响低纬高原降水的物理过程基本相同。
Also, sensible heat fluxes were obviously affected by net solar radiation, but latent heat fluxes were more sensitive to precipitation. In addition, soil water content played a major role in the change of latent heat fluxes. 感热通量受净辐射的影响明显,而潜热通量对降水的反应较敏感,且土壤含水量在潜热通量变化中起主要作用。
Paraffin has become the most frequently used phase change material because of their advantages of high phase change latent heat, non-over cold and precipitation phenomena, properties stability, non-toxic, non-corrosive and low cost. 由于具有较高的相变潜热、无过冷及析出现象、性能稳定、无毒、无腐蚀且价格便宜等优点,石蜡已成为目前国内外最常使用的相变材料。