With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived .
通过仔细的理论分析，可以推导出如气体密度、温度和压力等各种物理参量，以及紫外辐射和电离辐射的流量。
2
A review of the application of Ultraviolet spectrophotometry and atomic absorption spectroscopy in pharmaceutical analysis is given.
对分光光度法和原子吸收光度法在药物分析中的应用进行了文献综述。
3
Ultraviolet and visible light scanning analysis showed they were flavanols.