孔型的英文：
pass

参考例句：

drill type burner
钻孔型火口

Another feature of the teletype is that it can read the patterns of holes and translate them into printed form again
电传打字机的另一个特点是它能识别孔型，同时能把它重新转换成原来的打印形式。

pass是什么意思：
v. 通过；传递；及格；经过
n. 穿过，经过；通行证，护照，入场证

This coin will not pass.
这钱币不通用。

pass a messenger
传递引绳

The evening passed as evenings mostly pass at Italian theatres
那一声过得很平淡，象意大利戏院里的大多数夜晚一样

Jan has passed the ball to the teammate, a wonderful pass.
简把球传给了队友，传得可真漂亮。

You could pass for a teenager. The fake painting passed for an original.
你可冒充十几岁的人。这幅伪造的画被当作真品