GB/T 35561-2017Emergency classification and coding (English PDF)

3.1 Line classification

According to the selected number of attributes (or characteristics) will be classified into successive objects into several levels, each level is divided into several categories of categories law. The same branch of the same level between the categories constitute a parallel relationship between the different levels constitute a subordinate category.

3.2 Coding

The process of assigning code to something or concept.

[GB/T 10113-2003, Definition 2.2.1]

3.3 Code

A character or set of characters that represent a specific thing or concept.

These characters can be Arabic numerals, Latin letters, or other symbols that facilitate identification and processing by humans and machines.

[GB/T 10113-2003, Definition 2.2.5]

4.1 classification principle

Incident classification should be consistent with the provisions of GB/T 7027-2002, follow the scientific, systematic, scalability, compatibility, comprehensive and practical

Sex and other principles.

4.2 classification method

The use of line classification of emergencies into categories, sub-categories, sub-categories of three levels. According to the occurrence process, nature and mechanism of emergencies, […]