中文品名:不锈钢直尺
These engineer’s precision rules are made of stainless steel and dull chromed to make the graduations easy to read. Graduated in increments of 0.5 mm.
这些工程师的精度规则是由不锈钢和暗色镀铬制成的,使刻度易于阅读。以0.5毫米为增量进行刻度。