求翻译：世界各国确定国庆节的依据千奇百怪。有些国家以国家独立日为国庆节,另有一些国家以重大会议日为国庆节。是什么意思？

National Day around the world to determine the basis for strange. Some countries the national Independence Day for the National Day, while some countries as a major meeting on National Day.

The countries of the world had identified based on the 1000 National Day ki 100 developing countries. Some countries with a National Independence Day a national holiday, and on the other hand there are a number of countries, with a major conference on a national holiday.

Various countries determination National Day basis all sorts of strange and unusual.Some countries take the national independence date as the National Days, in addition has some countries take the significant conference date as the National Day.

World basis for determining the national day strange. Some countries with national independence day as the national day, and some other countries with major sitting as the national day.

World basis for determining the national day strange. Some countries with national independence day as the national day, and some other countries with major sitting as the national day.