柄孔

shǒu biǎo biǎo ké bǐng kǒng de wèi zhì dù tōng cháng yòng yóu biāo kǎ chǐ cè liáng

手表表壳柄孔的位置度通常用游标卡尺测量。

The position of case handhole is usually measured with vernier caliper.