Books and codesA book code is a specific label used on a book to distinguish between different versions of the book or different parts of the same book. Usually, a combination of numbers and letters is used to represent a code such as the International Book Number N (Ismn) or the Asian Book Number N (Jismn).
Some common book codes include:
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- JisnbN: The Asian book code is composed of 11 digits to distinguish books in Asia.
- J-Class Number: Another form of JISGN consists of 3 digits used to specify a specific J-Class number such as J800-5639.
- OISGN: The European Book Code is composed of nine digits to distinguish books from different countries and regions.
- E-Class Number: Another form of the EISGN is a 3-digit number used to specify a specific E-Class number such as E800-137355.
The book code was usually used by the library to search and classify books, as well as to determine the copyright information of books in the sale and exchange of e-books.
What is the difference between international codes and Asian codes?The difference between international sizes and Asian sizes was in the form of measurement, the measurement location, and the size range. International codes usually use letters (such as XS, S, M, L, XX, XXL) to indicate the size of clothes, while Asian codes use data such as height and waist circumference to determine the size of clothes. In terms of measuring body parts, international sizes were mainly based on chest circumference, waist circumference, and hip circumference, while Asian sizes included shoulder width, chest circumference, waist circumference, and hip circumference. In terms of size ranges, international sizes were usually XS, S, M, L, and XX, while Asian sizes were usually expressed in numbers, such as 155.80, 160.84, 165.88, and 170.92. It should be noted that due to the difference in the size system, there may be a size error when buying international brand clothing. The Asian sizes of European and American brands may be slightly larger than the actual size, while the European and American sizes of Asian brands may be slightly smaller than the actual size. Therefore, when choosing clothes, you should choose the size that suits you according to your body size and measurement standards to avoid uncomfortable situations.
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