百度试题 结果1 题目1 What is the reading of the micrometer screw gauge? B A3.33 mm B3.83 mm84.33 mm A4.83 mm3530 相关知识点: 试题来源: 解析 B 反馈 收藏
A screw gauge gives the following reading when used to mesure the diametre of a wire. Main scale reading : 0mm Circular scale reading : 52 divisions Giv
Gauge blocks and length bars are also used when very high accuracy is required, although these are primarily intended for calibration duties. A necessary component in most instances of dimension measurement is a flat and level reference plane on which the components being measured are placed. Such...