Grid technique is taken as the third generation intemet technology and resource management is the core of it.Aiming at the problems of resource management of CE
A rectangle capacity patch was adopted as the resonance unit of the Log Periodic Dipole Antenna (LPDA) so as to realize the miniaturization of this aerial in th
It has been found that ferric chloride is superior to H2SO4 when used as catalyst for esterificatiou of isoamyl alcohol with hexauoic acid. The optimum reaction