پلانیمتر
Also known as platometer
A planimeter, also known as a platometer, is a measuring instrument used to determine the area of an arbitrary two-dimensional shape.
Wikidata facts
- Image
- Иллюстрация к статье «Амслера планиметр». Военная энциклопедия Сытина (Санкт-Петербург, 1911-1915).jpg
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