Area unit refers to the unit for measuring the surface size of an object. The order from small to large is: mm? (square millimeters), centimeters? (square centimeter), dm? (square decimeter), m? (square meters), huh? (hectares), kilometers? (square kilometers). In the International System of Units (SI), the standard unit area is square meters (m2), and the area is a square area one meter long. Chinese name, area unit, mbth: area unit. Meaning: a unit for measuring the surface size of an object.

Chinese name:? Square area system

Meaning:? A unit for measuring the surface size of an object.

International system of units:? square meter

Mbth:？ square measure