历法改革 meaning in Chinese

calendar reform

Natural calendar - opinion on the reform of calendar
对现行历法改革的设想
Natural calendar - opinion on calendar reform
对现行历法改革的设想
Western missionaries and the reform of anmanac in the end of ming dynasty
西方传教士与明末历法改革
In 45 b . c . , julius caesar ordered a calendar reform , which resulted in the calendar called the julian calendar
在公元前45年， julius caesar下令进行历法改革，于是产生了称为儒略历的历法。