The optimeter is widely used to precisely measure external size ofworkpiece by comparison with a gauge block or standard part.
本仪器是一种采用量块或标准零件与试件相比较的方式测量物体外形尺寸的仪器。
Gauge block
英语例句库
The optimeter is widely used to precisely measure external size of workpiece by comparison with a gauge block or standard part.
本仪器是一般是用标准器（如量块）以比较法测量工件的尺寸。
中文百科
块规
块规是一种用于精密量测的标准工具，可以用做长度量测的标准件。块规大部分以合金钢、工具钢等耐磨之材质制成，外形通常是长方体，其六面中有一对相对的两面是实际使用的量测面，以极高的加工精度制成，使用时必须先进行清洁，并不得以手碰触。另四面为侧面，表面精度可以较量测面低，除了做为手持处外，也会刻上该块规之基本数据如长度等做为辨识。
块规通常以数十到上百个不同尺寸为一组，可用扭合方式相互结合而成各种不同尺寸，以因应不同的待测尺寸。
英语百科
Gauge block 块规
Gauge blocks (also known as gage blocks, Johansson gauges, slip gauges, or Jo blocks) are a system for producing precision lengths. The individual gauge block is a metal or ceramic block that has been precision ground and lapped to a specific thickness. Gauge blocks come in sets of blocks with a range of standard lengths. In use, the blocks are stacked to make up a desired length.
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