The aggregation behavior of various acid extractants in the solvent extraction systems of metal ions is re-examined and explained according to knowledge obtaine
Both correlation analysis and case study indicate that Antarctic oscillation (AAO) is closely related with summer rainfall in eastern China. When AAO is stronge
In DC transmission systems, AC filters can effectively reduce the hazards of harmonics, and compensate the reactive power requirements of the converters, thus t
In this paper, a local record severe rainfall since 1949 occurring in the Shanghai urban area on 5-6 August, 2001 is investigated by using non-conventional obse