说明Critical experiment — a test performed on a full-scale core — on Spectral Shift Control Reactor (SSCR) helps Babcock & Wilcox build better nuclear power plants. Spectral shift control, developed by Babcock & Wilcox, conserves fuel, simplifies operation and provides longer core life in utility reactors. Photo #3: Babcock & Wilcox Company (U.S.A.) Taken at Company's Nuclear Development Center, Lynchburg, Virginia