Inch is the unit of length measurement in China, and centimeter is the international unit of length measurement. Because 1 inch =3.33 cm, 5 inches is about equal to 16.6 cm. In addition, 1 inch =2.54 cm, and 5 inches is approximately equal to 12.7 cm. The size of a 5-inch photo is/kloc-0 12.7cm×8.9cm.

International length measurement units are micron, millimeter, centimeter, decimeter and meter. The conversion relationships between units are 1 m = 1 decimeter, 1 decimeter = 1 0cm,1cm =10mm,1mm =/kloc-0.

The traditional units of length in China are zhangs, feet, inches, centimetres and minutes. The conversion relationships between companies are 1 ft = 1 ft, 1 ft = 1 in,1in =1min =1min. Converted into international length measurement units: 1 cm ≈3.33 m, 1 ft ≈3.33 decimeter, 1 inch ≈3.33 cm.

Scope of application of inch

In the field of architecture, inch is also widely used. Ancient architects often used inches to measure the size of buildings and the distance between parts. For example, they usually used inches to measure the height, width and depth of buildings. Moreover, inch is often used in architectural sculpture, and sculptors usually adjust the scale of carving according to the size of inch.

As a representative of handicrafts, meticulous carving, embroidery and painting all need accurate dimensions as support. In ancient China, many sculptors used inches to measure their carved works of art, so as to make them accurately at different scales. Similarly, embroiderers and painters in China will use inch to measure and adjust the proportion and size of their works, so as to ensure the fineness of their works.