punched hole

punched hole 基本解释

[计] 穿孔

punched hole 用法和例句

1、Minicomputer Control of Punched Hole Machine of Bearing Cage

保持架冲窗机的微机控制

2、Methods for calculating expanded size of punched hole and compression punching type are introduced.

简述抽孔，压缩抽型的展开时几种情况下的计算方法。

3、Eyelet Small metal flanged ring clenched into a punched hole for reinforcement to prevent tearing.

用来紧压穿孔的细小绲边金属环。它的加强作用防止撕裂。

重点词汇

punched v. 用拳猛击( punch的过去式和过去分词 )；打孔

hole n. 孔, 洞, 穴, 漏洞 vt. 挖洞, 掘坑 vi. 进洞, 凿洞