Dates can be abbreviated, and days, months and years are separated by small horizontal lines, diagonal lines or dots.

For example:

(1)1949101can be abbreviated as:1949-101; 1949/ 10/0 1; 1949. 10.0 1;

(2) June 2008 65438+1 October1can be abbreviated as: 2008-01-0/; 2008/0 1/0 1; 2008.0 1.0 1;

(3)20 10 May 1 can be abbreviated as: 2010-05-01; 20 10/05/0 1; 20 10.05.0 1.