水汽通量

本文在总结湿地生态系统CO2净交换与水汽通量变化基本规律及其主要影响因子的基础上，从宏观和微观2个方面分析二者之间的内在关系。

Based on summarization of the basic laws and main affecting factors of net CO_2 exchange and water vapor flux in wetland ecosystem , relationship between the two is analyzed .

水汽通量是影响湿地生态系统碳循环最重要、最基本的生态因子之一，与湿地生态系统CO2净交换密切相关。

Water vapor flux is one of the most important and the most fundamental ecological factors affecting carbon recycling in wetland ecosystem and is therefore closely related to net CO_2 exchange in wetland ecosystem .

在参数化过程中，太阳辐射吸收考虑了地形的坡向作用，地表潜热和水汽通量考虑了植被作用，闭合方案采用E－ε能量闭合。

Effects of slope direction and vegetation were taken into consideration for solar radiative absorption and flux of surface latent heat and moisture , respectively , in parameterization .

在Dan发生发展的不同时期，由大尺度水汽通量流函数和速度势表示的水汽通量输送和辐合也有明显的变化，表明水汽输送和辐合在Dan的发生发展及消亡过程中有一定作用。

During different periods of Dan , there was great water vapor change as indicated by stream function , velocity potential and vapor budget , which showed the importance of water vapor in the development of typhoon Dan .

结果表明：Q矢量湿锋生函数、Q矢量散度场和水汽通量散度场与青海高原暴雪区有较好的对应关系，对青海高原的降雪预报有指示作用。

The results show that there is a good corresponding relationship between Q-vector moist frontolysis function , Q-vector divergence , vapor flux divergence and the snow-storm region of the Qinghai Plateau , and this has a good implication for the snowfall forecast in the Qinghai Plateau .

2004年12月～2005年12月南海地区850hPa水汽通量距平明显呈现出高峰值。

From December 2004 to December 2005 , the water vapor flux was 850 hPa , obviously to be the peak value .

青海高原夏季整层水汽通量在50~150kg·m-1·s-1之间，自西界向东界增加，近43年空中水汽收支整体上呈增加趋势。

The content of water vapor flux in Qinghai plateau varies from 50 to 150kg · m ~ - 1 · s ~ - 1 , and it increases from west to east boundary . The net vapor flux has an increasing tendency in the last 43 years .

分析850hPa水汽通量矢量场结果表明：广西锋面型暴雨发生时，从孟加拉湾到广西上空有一西南气流的水汽输送带，广西暴雨水汽主要来源于孟加拉湾。

Analysis of the distribution of the vapor flux vectors at 850 hPa shows that there is a water vapor transmitting belt from the Bengal Bay to Guangxi , and the Bengal Bay is the vapor sources of heavy rainfall over Guangxi .

9403号强热带风暴水汽通量非对称研究

A Study on the Asymmetric Water-vapour Flux of Tropical Cyclone 9403

1979年6月东亚和南亚上空的水汽通量

Water vapor flux over East and South Asia during June of 1979

农田冠层与大气水汽通量耦合分析

Coupling analysis of water vapor flux between canopy and atmosphere in a farmland

近43年青海高原净水汽通量收支有正有负，但整体上却呈增加趋势；

The net vapor flux has an increasing tendency in recent 43 years .

东亚地区夏季水汽通量场的分布与结构特征

The distribution and structure of water vapour flux field over East Asia in summer

散度场、水汽通量场的分布及演变，也进一步证明了上述结论。

The analyzed results of divergence field , water vapor fluxalso furthermore support this conclusion .

大暴雪发生在较强的能量锋区、高湿区和水汽通量辐合区内。

Torrential storm occurs in stronger frontal zone of energy , high humid region and water vapor flux convergence region .

海面动量、热量及水汽通量的浪沫效应&Ⅰ.方程组及初值化

Effects of spray on the momentum , heat and vapor transfers over the sea ──ⅰ . equations and initial values

对流层低层水汽通量辐合加强，是东北地区降水的重要水汽条件；

The enhancement of moisture flux convergence in lower layers of troposphere is a favorable condition for rainfall in Northeast China .

依此模式，可由实测风温湿廓线数据计算海－气动量、感热和水汽通量。

Using the model the air-sea fluxes of momentum , sensible heat and vapour can be calculated from measured profile data .

华北地区中、低层水汽通量的辐合，为此区域强对流的发生提供了充足的水汽；

The low-and middle-level moisture flux convergence in North China provided plenty of water vapor for the occurrence of strong convection .

本文是海面动量、热量及水汽通量的浪沫效应的第2部分。

This paper is the second part of " Effects of spray on the momentum , heat and vapor tranfers over the sea " .

随着对流活动的发展，水汽通量和水汽辐合都向高层发展，湿层明显增厚。

With the development of convective activity , the water vapor flux and water vapor convergence develop toward high-level and the wet layer obviously thickens .

水汽通量和垂直速度中心与特大暴雨落区一致，对特大暴雨具有指示意义。

The center of moisture flux and perpendicular speed are in accordance with the torrential rain area , which have indicatory meaning to the torrential rain .

计算误差中由水汽通量散度项的日变化引起的误差可能占总误差的50%。

The diurnal change of the horizontal water vapor flux divergence may produce about half of the total error in calculating evaporation and relative land water storage .

在海气耦合模式中，由于海表面温度随台风移动变化，台风东南方向海表面温度、海表感热和水汽通量相应降低，出现了明显的不对称分布。

Because SST changed with the typhoon moving , the sensible heat and water vapor flux reduced accordingly , and it became clearly asymmetry in the northwest and southeast direction .

大暴雨发生在对流层中低层为气旋性涡旋、流场辐合加强、水汽通量增加、水汽通量辐合加强，并伴有高层较强辐散的情况下。

The heavy rain is presented under the condition of the strong positive vorticity , convergence , vapor flux convergence in middle and lower troposphere and stronger divergence at upper troposphere .

海洋输向大气的热量和水汽通量的瞬时变化是风力的函数，同时受到海气温差和水汽压变化的影响，其中又以海温的变化对通量变化的影响最为重要。

The momentary variation of flux of heat and vapor from the ocean to the atmosphere depends on changes in the temperature difference , the vapor pressure and the wind force .

青海高原水汽通量场自西界向东界增加，水汽通量高值区基本分布在青海东部的边坡地带；

The content of water vapor flux is increasing from west to east boundaries , the high value belt of water vapor flux lies to the east part of Qinghai Plateau .

其中1980年前净水汽通量主要来源于经向风水汽通量，而1980年代以后由于净西风水汽通量的增加和净经向风水汽通量的减少，二者对净水汽通量的贡献基本相当。

The net vapor flux comes from longitude forward before 1980 , and with increasing of net west wind vapor flux later 1980 , the contribute from two forward are same .

计算了这一地区冰川在全球水文循环中的作用以及输入这一封闭水系的水气，即贮存在这一地区的水分占大气总水汽通量的份额。

The effect of this glacial system on the global hydrological cycle and share of the total atmospheric moisture input to this blind drainage system that is stored in the system were calculated .

结果表明：高空对流区附近风速减小和低空急流核加强并通过暴雨区对暴雨起决定性的影响；潜热的反馈作用、下垫面提供的热量和水汽通量对降水有重要影响。

The results show that the reduction in wind speed near the convective region in upper levels and passage through the rainfall center of the intensifying LLJ played crucial role in the event .