| 释义 |
界限量规jièxiàn liángguī量具的一种,有两个测量端,分别表示两个不同的尺寸,工件能通过其中一端而不能通过另一端即为合格品。测量轴或凸形工件的叫卡规;测量孔眼或凹形工件的叫塞规。{limit gauge; type of gauge having two ends representing two different measurements, so that a product is regarded as up to standard when it passes through one end but not the other. Callipers are used to measure axels or protruding workpieces, while plug gauges are used to measure bores or concave workpieces.}也叫also极限量规{jíxiàn liángguī}或{or}量规{liángguī}。 |