The results show that the WRF has a strong simulating ability for precipitation as well as has a good capacity to predict the mesoscale weather systems. 结果表明:WRF模式能较好地模拟出这次降水的区域,对这种中尺度天气系统具有良好的预报能力。
For the area of low precipitation and comparatively high evaporation capacity annually, surface spraying and evaporating is one of more effective processes to treat landfill leachate. 对年降雨量少、蒸发量相对较大的地区,回喷蒸发处理垃圾渗滤液是一种较为有效的方法。
Homogeneous precipitation method and common precipitation method are applied to prepare ceria-zirconia solid solutions, study the influence of preparation methods on crystal structure, specific surface area and oxygen storage capacity of ceria-zirconia solid solutions. 分别采用均匀沉淀法和共沉淀法制备了铈锆氧化物固溶体,研究了制备方法对铈锆氧化物固溶体的晶体结构、比表面积以及储氧能力的影响。
It's development bring about a great advance in radar meteorology and cloud as well as precipitation physics, and strengthen the capacity of understanding meteorological disaster by peoples. 由于它的问世,极大地促进了雷达气象和云及降水物理学科的发展,增强了人类认识和抗御天气灾害的能力。
The results showed that there were fine dynamic recrystallized grain in FSW weld, precipitation was dispersedly distributed, and impact properties and plastic deformation capacity of the weld was approximately the same with that of the base material. 研究表明,搅拌摩擦焊接头中为较细的再结晶组织,且强化相呈弥散分布,其冲击断裂性能和塑性变形能力与母材相近。
The serum complement mediated immune complex solubilizing capacity ( CMSC) and immune complex precipitation inhibition capacity ( ICPIC) of 60 children with NS were measured. 作者测定了60例肾病综合征患儿血清补体抑制免疫复合物沉淀和溶解免疫复合的能力(ICPIC,CMSC)。
It is important to conduct research on precipitation, soil water and soil water carrying capacity of vegetation for forest management. 在我国北方少雨地区开展雨水资源、土壤水资源与土壤水分植被承载力研究对于防治林草地土壤旱化和林草植被经营具有重要意义。
The fluctuation of precipitation will greatly affect the physiological mechanism 、 ecological mechanism and evolution mechanism of herbs, it also affects the ecological elements such as biomass 、 carrying livestock capacity and nutriment content of surface soil, etc. 草原地区,降水的波动性对草本植物的生理机理、生态学机理、演替机理、生物量、载畜量、表层土壤养分含量等生态因子影响很大。
Based on 3 years locating and semi locating observation, the canopy precipitation interception, soil physical property and water holding capacity of the soil lay, and decreasing effects of runoff and soil erosion are monitored and analyzed at different stands structure. 根据3年定位、半定位观测,对长江上游云南松林的降水截持效益、林地土壤物理性状及其蓄水效益,以及植被削减地表径流与侵蚀的效益进行了研究。
Shenyang groundwater is accepted mainly atmospheric precipitation penetrate and river seepage supply, the annual average groundwater supply is 23.68 × 108m3/ a, the exploitable capacity of groundwater resource is 19.34 × 108m3/ a. 沈阳市地下水主要接受大气降水入渗和河流渗漏补给,地下水多年平均补给量23.68×108m3/a,可开采量19.34×108m3/a。
Based on hydrologic design conditions determined from precipitation data and analysis of transition zones of water environment function zones, water environment capacity in Zhanjiang City was calculated using completely mixed model and length control model of pollution belts. 根据雨量资料确定水文设计条件,并对水环境功能区过渡带进行分析,在此基础上,采用完全混合模式及污染带长度控制模式进行水环境容量测算,得到湛江市地表水环境容量值。
With the improvement we have made on it, flood control information such as real time precipitation rainfall, real time water level of a reservoir and its capacity, real time flux of a watercourse and so on can be added to a map. 而通过我们的开发的TopARC,可以把防汛信息,如实时雨量、水库的水位、库容以及河道的实时水位、流量等填到地图中去。
Studies on the canopy precipitation interception, litter layer water-holding capacity, soil infiltration characteristic and water holding capacity of main forests types in Jiangning small watershed. 对江宁小流域主要林分类型的降水截持效益、林地枯落物层持水性能、林地土壤渗透性能及蓄水能力进行了研究。
However, when precipitation rate is large enough and soil water goes beyond the field capacity, the excessive soil water will flow laterally to the lower levels through noncapillary pores. 而当降水强度较大,以致使土壤水分大于田间持水量时,超过田间持水量部分的土壤水会很快流往较低的台阶。
The data of precipitation and grain output from 1978 to 2001 were investigated and analyzed in three years, and the model of productive capacity of precipitation about the soybeans was established. 历时三年,调查了1978~2001年的降水和粮食产量资料,并进行了相关分析,建立了大豆作物的降水生产潜力模型。
The unique feature of the Reinforcing Bar Container and the Precipitation Shaft is that the diameter and the depth are not limited, the capacity of displacement and precipitation is high, the pumping is independent and is easy to handle. 钢筋笼降水井具有直径、深度不受限制,且出水量大,降水量大,单独抽水,灵活方便等特点。
A scheme based on the reactor of iron/ carbon-coagulation and precipitation process was adopted to treat the mixed electroplating wastewater with capacity of four cubic meters per hour. 采用铁屑/炭反应器-混凝沉淀工艺处理某电镀厂规模为4m3/h的电镀混合废水。
But because natural precipitation had been fallen sharply after the eighties of the 20th century, temperature rises and causes evaporation capacity to increase, had been influenced seriously the ecological environment of littoral wetland of the east of Cangzhou. 由于20世纪80年代以后自然降水锐减,温度升高导致蒸发量增大,干旱情况加重,沧州地区东部滨海湿地的生态环境受到严重影响。
The methods of combine arithmetic mean with the area weighting average are adopted when calculation of amount of precipitation and the evaporation capacity. 具体计算时,降水量、蒸发量主要采用了算术平均与面积加权平均计算相结合的方法;
This paper analyzes and calculates the precipitation, evaporation capacity and the perennial average value of the amount of runoff and also the precipitation and the amount of runoff with different frequency in Jixi City. 对鸡西市降水量、蒸发量、径流量的多年平均值及不同频率的降水量、径流量进行了分析计算。
A series of gold catalysts were prepared by deposition precipitation method and the catalytic capacity of CO oxidation reaction was determined. 通过沉积沉淀法制备了负载型金催化剂,测定了其对CO的催化氧化性能。
Implement artificial rainfall into soil bin. measuring soil moisture before and after the precipitation to study the influence of straw on the soil water storage capacity. 然后对土槽内土壤实施人工降雨,测量降水前后土壤水分,考察深施不同种类秸秆与不同深施时间的土壤水分变化情况、分析秸秆深施还田对土壤蓄水能力的影响。
Synthesized drought index not only takes into account the meteorological precipitation deficit, soil water stress, vegetation growth status, but also consider the type of land use, the available water capacity of soil and other factors. 综合干旱指数不仅考虑了气象降水亏缺、土壤水分胁迫、植被生长状态等因素,还考虑了土地利用类型、土壤有效持水量等因素,可以定量描述复杂的干旱过程。
The author considers the solar radiation, precipitation, fertility of soil, the efficiency of land use and eara of cropland as natures of ecological capacity of cropland. 在耕地生态承载力研究中,改进模型把太刚辐射、降水量、土壤肥力、土地利用效率和耕地面积等作为构成耕地生态承载力的实质因素。
Weight distribution of water resources systems indicate the resilience of the main influence factors for years of precipitation, groundwater update capability, vegetation coverage, the per capita GDP, reservoir storage capacity. 权重的分配表明影响水资源系统恢复力的主要因素有年降水量、地下水更新能力、植被覆盖率、人均GDP、水库蓄水能力等。
Under-investment is making a lot of idle funds which slows down the growth of companies. Over-investment can lead to huge capital precipitation in the area of excess capacity, resulting in waste of resources and factors of production. 投资不足致使资金闲置,公司成长缓慢,过度投资会导致大量资本沉淀在产能过剩领域,造成资源和生产要素浪费。