Gantt chartyoudaoicibaDictYouDict[Gantt chart 词源字典]
"A chart in which a series of horizontal lines shows the amount of work done or production completed in certain periods of time in relation to the amount planned for those periods", Early 20th century: named after Henry L. Gantt (1861–1919), American management consultant.[Gantt chart etymology, Gantt chart origin, 英语词源]