大气透明度

南京大气透明度系数气候特征的初步分析

A preliminary study of climatic characteristics of atmospheric transparency over Nanjing

大气透明度光谱和浑浊度的观测

The observation of the atmospheric transparency spectrum and the turbidity

黄土高原半干旱雨养农业区夏秋季大气透明度较高，晴天地面的总辐射值最大瞬时值均超过1000W／m~2，6～8月总辐射旬平均强度为338.90W／m~2；

The maximum of instantaneous global radiation is beyond 1000W / m2 and the ten-days average intensity is 338.90W/m2 because of high atmospheric transparency over semi-arid rainfed agriculture region of loess plateau between June and August .

天文选址定点观测中大气透明度的测量方法

The Measurement Method of the Atmospheric Transmission for the Astronomical Site Selection

青藏高原主体的大气透明度特征

The characteristics of transparency of atmosphere on the main part of Qinghai-Xizang Plateau

我国大气透明度系数的时间变化

The time-variation of atmospheric transparent coefficients in China

结果表明：该地区秋季大气透明度较好；

The results are as follows : In that region during Autumn , the atmospheric transparency is higher ;

利用1980年7月&1981年7月在北京大学用多波段太阳直接辐射强度的观测资料，分析了这一年中大气透明度光谱和埃斯屈朗浑浊度的变化。

Using the data of multiband solar direct radiative intensity observed in July 1980 to July 1981 at Peking University , the variation of the atmospheric transparent spectrum and the Angstrom turbidity were analysed .

考虑到大气透明度的影响，引用了新的经验公式之后，通过化积求和的数值计算方法，可以计算任一坡面碧空条件下的直达辐射口总量。

Considering the effect of atmosphere transparency , after introducing new empirical formula , we can use a numerical calculation method through changing definite integral and adding up to a total , to calculate the daily total amount of direct solar radiation on any slope under azure condition .

在毫米波和亚毫米波段，地面观测受到多变的大气不透明度的普遍影响。

Ground-based observations are generally affected by variation in atmospheric opacity at millimeter and submillimeter wavelengths .

和其他有关资料比较表明，大气光谱透明度随海拔高度的增大主要发生在低层大气。

The comparison with other works shows that increase of atmospheric spectral transparency with height oc-cures predominantly in the lower atmosphere .

在97.8GHz处测量地球大气的不透明度

Radiometer measurement of terrestrial atmospheric opacity at 97.8 GHz

用研制的全自动辐射计在97.8GHz上测量南京市内大气的不透明度以及这种不透明度随时间的变化.辐射计记录大气在不同天顶高度的辐射温度，由此测出天顶方向的大气不透明度。

An experiment was made in Nanjing city to measure the terrestrial atmospheric opacity and its variation by using a tipping radiometer at 97.8 GHz . The radiative temperatures at different zenith distances were recorded with a period of 1 minute and the zenith opacities were derived .

本文用一个土壤和地表温度的计算模式，讨论了土壤物理参数、大气中的云量、大气透明度、土壤模式层厚度以及温度初值给定方法等因子对土壤和地表温度计算结果的影响。

By using a numerical model for seil and ground surface temperatures the effects of some factors on computations are discussed in this paper .