keh-tshioh格尺

ungraduated ruler

ungraduated ruler; rule; ruler (measuring or drawing device)

English Wiktionary, “格尺” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E6%A0%BC%E5%B0%BA · confidence: High (Wiktionary, Quanzhou/Jinjiang)