keypunch单词基本解析：

vi.用打孔机打孔
键控穿孔(机)
vi.用打孔机打孔；

keypunch变化用词：

名词: keypuncher | 动词过去式: keypunched | 动词过去分词: keypunched | 动词现在分词: keypunching | 动词第三人称单数: keypunches |

keypunch英英释义：

KeypunchA keypunch is a device for precisely punching holes into punch cards at specific locations as determined by the keys struck by the operator.

以上来源于:Wikipedia

keypunch中文词源：

keypunch用法和例句：

keypunch

World-Wide Keypunch Replacement Program

全球穿孔机更新计划

junior keypunch operator

初级穿孔操作员

printing keypunch

印刷式键控穿孔机

Of equipment; without a motor and intended for hand operation (“a manual keypunch”; “a manual typewriter”).

对设备而言,指无马达和用手操作的设备(如人工键穿孔机、人工打字机)。

Of equipment; without a motor and intended for hand operation("a manual keypunch";"a manual typewriter").

对设备而言，指无马达和用手操作的设备（如人工键穿孔机、人工打字机）。

6. Of equipment; without a motor and intended for hand operation("a manual keypunch";"a manual typewriter").

对设备而言，指无马达和用手操作的设备（如人工键穿孔机、人工打字机）。收藏指正

numeric keypunch

数字键控穿孔

numerical keypunch

数字键控穿孔机

buffered keypunch

缓冲键盘穿孔机

Keypunch Cabinet

键控凿孔机箱

keypunch machine

键控穿孔机

keypunch error

键控穿孔错误

keypunch operator

键盘凿孔操作员

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