求翻译：摘要 星期制是公历和儒略历的组成部分，蔡勒公式就是一个推算公历日期是星期几的表达式．本文根据儒略历在其历史演变各阶段的不同特点,运用天文学和数学知识分别推导儒略历各阶段的星期公式，使对星期的求算前推了1626年之多;并将之转换成计算机能够识别和执行的Microsoft Excel公式代码，实现推算星期序号的自动化；同时推导出儒略历与公历之间的换算公式，为实用提供参考和帮助．是什么意思？

The summary of the week system is part of of the Gregorian calendar and the Julian calendar, Cai Le formula is a projected calendar date is the day of the week expression. According to Confucian slightly calendar evolved in its history, the different characteristics of each stage, the use of astrono

Summary Week calendar is a calendar and Mr. Joinet, Cai, an integral part of a projection formula is Gregorian calendar date is the day of the week based on this expression, a little adventure in Confucianism the historical evolution of the different characteristics of stage, with astronomy and math

Part of a summary of the week is the Gregorian calendar and the Julian calendar, Zeller's congruence is an expression that calculate the Gregorian date is the day of the week. This article according to Julian calendar in its history evolution the stage of different features, using astronomy and math