Samfurin da'irar Circle samfurin ne na musamman don ƙaddara ta
daidaitattun samfuran takarda da takarda, wanda zai iya sauri da
daidaito a yanka samfurori na daidaitaccen yanki, kuma wata sanarwa ce ta taimako na taimako
Kayan aiki don takaddun takarda, marufi da kulawa mai inganci
da kuma binciken bincike da sassan.
Babban sigar fasaha
1. Sampling yanki shine 100 cm2
2. Sampling yanki kuskure ± 0.35cm2
3. Samfuran kauri (0.1 ~ 1.0) mm
4. Adadin 360 × 250 × 530 mm
5. Netarfin kayan aikin shine 18 kilogiram