Center finding ruler
01
中心探し定規, 中心測定定規
a measuring tool equipped with markings and features designed to locate the center point of an object or distance quickly and accurately
例
The mathematics teacher demonstrated how to use a center finding ruler to help students understand geometric concepts by locating the center of various shapes accurately.
数学の教師は、さまざまな形状の中心を正確に見つけることで、生徒が幾何学的概念を理解するのを助けるために中心発見定規の使い方を実演しました。
The carpenter relied on his center finding ruler to mark the midpoint of each board accurately before cutting them to size for the project.
大工は、プロジェクト用に板をサイズに切る前に、各板の中点を正確に印すために彼の中心発見定規に頼った。
