2. Hard copy is a copy with a hard cover, which is used to record text information. The content is the same as the soft text, but the cover is different.
Extended data
According to the current standards in China, the paper size of 16K is 297mm×2 10mm. The initial popular size of 16K paper in China is 186mm×273mm. In the past, the size of paper was expressed by the number of "open" (for example, 8 open or 16 open, etc. ). At present, China adopts international standards, which stipulate that the format and specifications of paper are represented by A0, A 1, A2, B 1, B2, etc.
According to the size, folio is usually divided into three types: large format, medium format and small format. For 787× 1092 paper, 12 format is large format, 16 ~ 36 format is medium format, and 40 format is small format, but books with mainly characters are generally medium format.
According to the standard, the proportional relationship between the width (represented by X) and the length (represented by Y) of paper is X: Y =1:N. ..
References:
Baidu Encyclopedia _ Soft Text?