查询词典 radiation flux

The surface energy balance equation was used the closure ratio (the ratio of sum of latent and sensible heat fluxes to the sum of net radiation and soil heat flux) as the evaluated index.

水田能量通量的建立是利用封闭比值（可感热＋潜热／净辐射＋土壤热流）作为评估指标，本研究中该比值之平均为0.85。

The expansion of the H II region produced by the large flux of ionising radiation can significantly reduce the accretion rate when the protostar reaches 50 100M, but accretion can continue in the equatorial plane.

当星坯的质量达到50-100太阳质量的时候，电离辐射产生的HII区的膨胀可以大大削减吸积率，但是在赤道平面上的吸积过程依然可以继续。

The Pyromat CSB Radiation Stabilized Burner exhibits improved performance thanks to full premixing of fuel and air, surface stabilization through the use of radiant zones and high flux zones on the burner surface, and controlled flame shape above the burner surface.

Pyromat CSBTM 发热稳定炉展示了改良性能和火炉表面上可控的火焰形状。由于燃料和空气的完全预混合及通过使用火炉表面的发光区和高熔区达到的表面稳定性，才有了性能的改良。

This invention relates to a method and device for generating cold atomic beam. Said method includes heating hot atom source in vacuum chamber to form atomic saturated vapor pressure atmosphere, cooling hot atom by three-D MOT to below 200uk and trapped to form cold atomic cloud, by the quarter wave plate reflection mirror in MOT the laser radiation pressure being unbalanced to make cold atom emitting along said direction, four tape arranged straight line set with contrary current direction is set in atom beam emission direction, which makes the atom emitted to forward to obtain cold atom beam with low speed, large flux and small transverse speed, laser beam vertical with atom beam set in the direction of cold atom emitting for atom beam state preparation to realize state concordant emitted cold atom beam.

本发明涉及一种冷原子束产生方法和装置，该方法包括在抽真空的真空室内，加热热原子源，在真空室中形成相应的原子饱和蒸汽压气氛；采用三维MOT对热原子进行冷却，冷却到200μk以下，并被捕获形成冷原子云团；通过三维MOT中开小孔的四分之一波片反射镜，而使得在该方向上激光辐射压力不平衡，使冷原子沿此方向出射；在冷原子束出射方向上，还置有载有彼此电流方向相反的四根成锥形排列的直导线，从而原子出射时将在磁场的作用下，不会沿横向膨胀而向前射出；便得到了出射速度低的、通量较大的、横向速度非常小的连续冷原子束；同时在冷原子束的出射方向上，设置有与原子束垂直的激光束，用于原子束的态制备，实现态一致的出射冷原子束。

The nozzle wall of the aerospace engine received the heat flux from the hot gas, is one part of the engine working in high temperature, and its intensity of the infrared radiation of the nozzle is highest at the cruising state.

航空发动机尾喷管壁承受来自高温燃气的热负荷，是发动机的高温部件之一，在巡航状态下其红外辐射强度最高。

However, it is difficult to accurately evaluate the water budget and water use efficiency of alpine meadow because ther imbalance was prevalent in this study site the sum of sensible and latent fluxes estimated by eddy covariance technique (EC method is often less than the difference between the net radiation and the soil heat flux.

本研究于2005年和2006年夏季的7～8月，利用小型蒸渗仪、波文比与涡度相关技术三种方法对青藏高原高寒草甸生态系统昼间的蒸散量进行对比研究，定量分析三种方法所得结果的差异，并试图分析其影响因子，为利用和正确评价涡度相关技术测定该生态系统的碳水收支提供了理论依据。

B The rate of flow of visible radiation is called luminous flux, the symbol for which is the Greek letter Φ.

可见光的流率叫做光通量，它的符号是希腊字母Φ。

Description of the spectral character of a radiation by the relative spectral distribution of some radiometric quantity radiant flux (power, radiant intensity, etc..

用某一辐射度量的相对光谱分布对一辐射的光谱特性进行的描述。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。