蒸发皿

长江流域20cm蒸发皿蒸发量的时空变化

Spatial-temporal change of 20 cm pan evaporation over the Yangtze River basin

利用Penman-Monteith法和蒸发皿法计算农田蒸散量的研究

The estimation of evaportranspiration with Penman - Monteith and evaporator methods

验证流域潜在蒸散量需要把流域站点20cm口径的蒸发皿蒸发量转换成大型蒸发池蒸发量。

The station 's 20 cm-diameter evaporation pan evaporation capacity is converted to that of large-sized evaporation tank .

研究表明，20cm蒸发皿的蒸发量与马铃薯腾发量之间有非常好的相关性，用20-cm蒸发皿的蒸发量作为灌溉计划的参考量是可行的。

In addition , the experiment showed that the evaporation of a 20-cm evaporating dish was very comparable to the ET of potato and thus it was feasible to adopt the evaporation of the 20-cm evaporating pan as a reference in irrigation planning .

石家庄市蒸发皿蒸发量的变化特征及其影响因子分析

Pan Evaporation Variation Characteristic and Climatic Influencing Factors in Shijiazhuang City

大范围灌溉及不同灌溉水源对蒸发皿蒸发量的影响

Influence of large-scale irrigation and irrigation water sources on pan evaporation

贵州蒸发皿蒸发量变化趋势及影响因素分析

Analysis of pan evaporation trend and its impact factors in Guizhou Province

我国小型蒸发皿折算系数基本在0.6左右波动，变幅很小。

The conversion coefficient is stabilized about 0.6 and the change is small .

蒸发皿用来煮沸或蒸发液体的器皿吸气器（卫生用玻璃器皿）

A vessel used for boiling and evaporating liquids .

实验室的蒸发皿已经被烧成红热状态了。

The evaporating dish in the lab has already been burned to hot heat .

安徽地区近45年蒸发皿蒸发量变化特征及影响因素初探

Variation and influencing factors of pan evaporation in Anhui Province in latest 45 years

近50年中国蒸发皿蒸发量变化趋势及原因

Changing Trend of Pan Evaporation and Its Cause over the Past 50 Years in China

温室甜瓜膜下滴灌初花期适宜蒸发皿系数研究

Study on suitable crop-pan coefficients during early florescence for drip-irrigated muskmelon under film mulch in greenhouse

1971&2006年珠穆朗玛峰地区蒸发皿蒸发量的变化及其影响因素

Change of Pan Evaporation and Its Impact Factors in the Mt. Qomolangma Region in China during 1971-2006

45年来我国蒸发皿蒸发量的变化特征及其成因

Change of pan evaporation and the reason of the change in china during the past 45 years

每个灌溉方法设置三个灌溉定额，由蒸发皿蒸发量和蒸发皿系数确定。

Each irrigation method consists of three quotas : which were determined by pan evaporation and pan coefficients .

东江流域蒸发皿蒸发量时空演变特征及其原因分析

Recent Spatio-temporal Change Characteristics of Pan Evaporation and Possible Climate Factors in Dongjiang River Watershed , South China

蒸发皿蒸发量的物理意义、近40年变化趋势的分析和数值试验研究

An analytic and numerical study on the physical meaning of pan evaporation and its trend in recent 40 years

采用蒸发皿法、多因素法建立作物需水量模拟方程，方程显著相关。

The water demands equations were established by synthesis factor including pan-evaporation and weather parameters , whose correlations were significant .

宁夏小型蒸发皿蒸发量存在明显的下降趋势，夏季是下降趋势最明显的季节，南部山区是最明显的区域。

The season with most obvious downtrend is summer , while the area with most obvious downtrend is the southern mountainous area in Ningxia .

完全相关系数法分析表明，气温日较差和平均风速的减小与蒸发皿蒸发量的减少具有最显著的相关性，是蒸发皿蒸发量减少的影响因子。

And decreases in diurnal temperature range and wind speed were found to be the main influencing factors leading to the decrease of pan evaporation .

河北省近40年蒸发皿蒸发量变化特征及影响因素初探东江流域蒸发皿蒸发量时空演变特征及其原因分析

Variation of evaporation capacity and influence factors in Hebei Province between 1963-2003 ; Recent Spatio-temporal Change Characteristics of Pan Evaporation and Possible Climate Factors in Dongjiang River Watershed , South China

以彭曼-蒙蒂斯公式计算的蒸散发量作为参考值，得出Φ20蒸发皿换算成蒸散发能力的折算系数。

If the calculated evapotranspiration by Penman-Monteith formula is used as a reference value , we can obtain the conversion coefficient of the potential evapotranspiration from the evaporation of Φ 20 pan .

影响蒸发皿蒸发量的气候因子变化趋势除温度外，降水量、低云量、日照时数和风速均基本与全球大多数地区相反，相对湿度要比全球大多数地区减小的更加明显。

Besides temperature among the climatic factors affecting pan evaporation , precipitation , low cloud cover , sunshine and wind speed are contrary to that of most other places and relative humidity decreases more significant .

本研究基于能量守恒定律建立不同蒸发皿蒸发物理模型，分析了不同蒸发皿与环境相互作用的物理过程差异。

Basing on the law of conservation of energy , this study creates a physical model of different pan evaporation to analyze the differences in the physical processes of the interaction between evaporation pan and environment .

利用蒸发皿测定的水面蒸发量能够很好地估算温室内的青椒耗水量，两种情况下温室青椒开花座果初期蒸发皿系数分别为0.39和0.82；

Water consumption in early flowering and setting fruit could be well estimated through the data of the evaporation from water surface measured by pan , the evaporation pan index was 0.39 and 0.82 , respectively .

利用长江流域115个气象站点1961-2000年的观测数据，计算了各站点的参照蒸发量和实际蒸发量，并进行了20cm蒸发皿蒸发量、参照蒸发量和实际蒸发量时空变化趋势分析。

Based on the measuring data from 115 meteorological stations between 1961 and 2000 in the Yangtze River Basin , pan evaporation ( PE ), reference evapotranspiration ( ETr ) and actual evapotranspiration ( ETa ) as well as their trends are calculated and analyzed .