English中文EspañolFrançais
main scale /ˈmeɪn ˈskeɪl/ n

中文：主刻度

中文 · 主刻度Español · escala de la reglaFrançais · graduation de la règle
Meaning：The divisions marked on the vernier to obtain fine measurements of 1/10 or 1/50 mm.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Vernier caliper

‹ Browse all scenes