搜索结果: 1-4 共查到“理学 their difficulties”相关记录4条 . 查询时间(0.062 秒)
Aristotle’s rewinding spheres:Three options and their difficulties
Aristotle’s rewinding spheres Three options their difficulties
2015/3/26
Aristotle’s rewinding spheres:Three options and their difficulties.
Operational Spring Time Forecasting Difficulties and Improvements
Operational Time Forecasting Difficulties Improvements
2009/10/27
A modified version of HBV-3 model has been used since 1981 for operational
spring-time forecasting in Finland. This model is ready now for eleven river
basins ranging from 500 to 30,000 km2. From th...
Difficulties in Deducing Temporal Changes in Precipitation Chemistry from Snow and Ice Cores:The Spatial Variability Problem
Temporal Changes Precipitation Chemistry Snow and Ice Cores Spatial Variability Problem
2009/10/26
Depth profiles of chemical impurities found in snow and ice have usually been
interpreted simply in terms of temporal changes in atmospheric concentrations
of the species of interest. Measurements o...
EXPERIMENTAL DIFFICULTIES IN DETERMINATION OF THE SPECTRAL LINE SHAPES EMITTED FROM PLASMA
LINE SHAPES PLASMA
2009/4/8
From the plasma radiation and from spectral line profiles it is possible
to obtain many particulars about the plasma conditions. The particulars are,
for example, concentration of the neutral or cha...