英语释义

• fluctuations that occur during each day

片语

diurnal photosynthesis variation日变化

daily range[气候] 日较差；日差程；日变化；逐日差程

diurnal mood variation情绪日夜变化

diurnal transpiration variation蒸腾日变化

diurnal circulation variation环流日变化

diurnal thermal variation[生理]

diurnal-variation amplitude日变幅

the diurnal IOP variation昼夜眼压波动

diurnal concentration variation浓度日变化

diurnal temperature variationDiurnal temperature variation is a meteorological term that relates to the variation in temperature that occurs from the highs of the day to the cool of night

英汉例句

• the diurnal variation of light intensity, temperature showed relatively lower in the early morning and evening, and higher in the midday, while the relative humidity showed the reverse change trend.

  南方日光温室光照强度、温度的日变化呈现出早晨和傍晚较低、中午高的趋势，湿度则呈相反的趋势。

• the diurnal variation of pn in hebei-walnut was influenced by light intensity, leaf temperature and intercellular co2 concentration.

  影响河北核桃凈光合速率日变化的主要因子是光合有效辐射、叶片温度及胞间co_2浓度。

• using the modified mass model and terrain data of liaoning, the effect of terrain on diurnal variation of the wind field in the ground layer is simulated.

  利用修改的mass模式和辽宁地区的地形资料，模拟了地形加热作用对辽宁地区近地层风场日变化的影响。

• the results showed that diurnal variation varied with the soil moisture condition and stomata limitation was enlarged under the condition of low soil moisture.

  结果表明：气孔限制值在不同的土壤水分条件下表现出不同的日变化规律，较低的土壤水分导致了较高的气孔限制；

• purpose: to determine diurnal variation of tear menisci around upper and lower eyelids in normal subjects.

  目的：确定正常个体中上下眼睑周围泪河凹面的昼夜变化。

• influenced by freeze/thaw processes, the diurnal variation of g0 is weak during the freezing stage.

  在冻结过程阶段，受冻融过程的影响，g0的日变化小于其他阶段。

• the sidereal diurnal variation of cosmic ray ties up with the most basic and important problem in cosmic ray physics such as the origin, propagation and the acceleration mechanisms of cosmic ray.

  宇宙线的恒星日变化紧密联系于宇宙线的起源、其传播途径的性质，以及宇宙线的加速机制等宇宙线物理中最基本的重大问题。

• when tomato grew in 50% relative water content in organic substrate, diurnal variation of photosynthetic rate took on a single-peak curve.

  基质相对含水量为50%的处理的凈光合速率日变化呈单峰曲线；

• the n_2o emission rate also has undulated diurnal variation . it comes the lowest in 6「oclock and the peak in 9 and 18」oclock .

  研究地区森林土壤n_2o排放通量同样也有一定的日变化趋势，全天波动较大，在早6时为全天最低点，在9时和18时分别有排放高峰。

• the characteristic of seasonal variation of atmospheric turbidity is obvious, but its diurnal variation is not obvious in wudaoliang area.

  本区的大气浑浊度具有较明显的季节变化特征，但日变化不明显。

• the diurnal variation of wue, gs and trwas similar between color-leafed and opposite green-leafed varieties from spring to autumn;

  红叶桃和紫叶李与绿叶品种的水分利用效率、气孔导度和蒸腾速率日变化趋势均相近；

• the diurnal variation of photosynthetic in chuanzao 1, shuling and ck all showed a single-peak curve.

  主要研究结果如下：1。川早1号、蜀玲及其ck的光合速率日变化均呈单峰曲线。

• the diurnal variation of photosynthesis of a fine poplar variety (zhongqian3) leaves under natural conditions and the effect of ecological factors were studied.

  目的：研究自然条件下中南地区的杨树优良品种（中潜3）的光合作用日进程以及生态因子对它的影响。

• the selection of base value is critical to the geomagnetic diurnal variation correction in marine magnetic survey.

  地磁日变基值的选取是海洋磁力测量地磁日变改正的重要内容。

• the diurnal variation of average par transmittance was greater at noon than in the morning and afternoon.

  平均par透光率日变化表现为早晚较低，中午较高；

• the paper presents some results of model simulation of magnetic diurnal variation for determining susceptibility.

  本文主要介绍利用模型实验方法验证磁日变法确定磁性体磁化率值理论的一些结果；

• the result shows that, the large differences existed in the diurnal variation net photosynthetic rate of four varieties.

  结果表明，四个品种旗叶凈光合速率日变化有明显差异，但中午都有光合速率降低的现象，即「午睡」现象发生。

• the results show that the diurnal variation of leaf-air temperature difference varies under different soil moisture conditions, the low soil moisture results in large leaf-air temperature difference.

  结果表明：水稻叶气温差在不同的土壤水分条件下表现出不同的日变化规律，较低的土壤水分导致了较高的叶气温差；

• the main results were as follows:1, the diurnal variation of net photosynthetic rate appeared to be a double peak curves under different light environment in greenhouse.

  主要结果如下：1、在设施不同光环境下，桃树叶片的凈光合速率日变化曲线均呈典型的双峰曲线。

• furthermore, the diurnal variation of soil evaporation and crop transpiration shows that two interfaces interact with each other on energy and vapor transition.

  通过不同时期日蒸散发量变化特征的分析，表明土壤、冠层两个界面对能量和水汽传输的交互影响效应显着。

• the momentum fluxes by vtand ec both have many apices, and smaller at dawn and dusk than the rest of a day, whichacts in accord with the diurnal variation of the wind speed in grassland.

  变分法与涡动相关法给出的动量通量日变化都呈现多峰型，动量输送在白天和夜间较大，而日出和傍晚前后较小，与草原上风速的日变化特征相吻合。

• the diurnal variation of wue was a concave curve with the highest in the morning, the lowest at noon and high in the afternoon.

  杏各品种的wue日变化总体表现为上午最高、中午最低、下午较高的凹型曲线，但品种间在曲线变化和日均值方面也存在差异。