origin/datumとは 意味・読み方・使い方

A sensor 17 for measuring the surface position of a workpiece 12, and the grinding wheel 13 are first brought into contact with a prescribed origin/datum such as a table 11 to acquire a sensor measured value S and a feed position value X simultaneously as an original point value pair S(0), X(0).例文帳に追加

まず、ワークピース１２の表面位置を測るセンサ１７と砥石１３を所定の原点、例えばテーブル１１、に接触させて、センサ計測値Sと送り位置値Xを原点値対S(０)、X(０)として同時に取得する。 - 特許庁