反映地表粗糙状况特征量的地表粗糙度是非线性的，可以用分形去刻划。
Surface roughness degree which represents characteristic quantity of grade of land surface roughness is nonlinear, and can be described by fractal dimension.
地表粗糙度的标定对于利用微波辐射计数据反演地表参数而言是十分重要的工作。
Calibration for the soil roughness parameters is very important for land surface parameters retrieval with radiometer.
布设机械沙障可使退化梭梭林地表粗糙度增大，林内近地面层风速、输沙量显著下降。
By setting up mechanical sand barriers on degenerated Haloxylon ammodendron woodland, the roughness of woodland increased; the wind speed an.
为了有效防治农田土壤风蚀，对作物进行高留茬处理和通过各种措施增加地表粗糙度，可以达到最大的防风蚀作用。
In order to control the wind erosion, the measure to enlarge the stubble height and topsoil roughness is most effective.
在利用微波辐射计进行对地观测的过程中，陆地表面特性参数（如土壤水分、土壤粗糙度和植被冠层）是土壤微波辐射的重要影响因素。
Observing the land with radiometer, the land parameters, such as soil moisture, soil roughness and vegetation layer, have great influences on the soil microwave emission.
粗糙度长度和土壤热力性质分别在春夏和秋冬对地表温度有较大影响；
The results from the sensitive tests demonstrate that: (1) Surface albedo has great influence on the ground surface temperature (TGS) all year round, especially in spring and summer;
粗糙度长度和土壤热力性质分别在春夏和秋冬对地表温度有较大影响；
The results from the sensitive tests demonstrate that: (1) Surface albedo has great influence on the ground surface temperature (TGS) all year round, especially in spring and summer;
应用推荐