punched hole的用法和樣例:
例句
- One of the horizontal lines on a punched card.
穿孔卡片上的水平行。
- A device which reads data from punched cards and sends them to the computer.
從穿孔卡片上讀出數據送入計算機的一種裝置。
- The paper presents the principle of no burr doub le-faced striking hole and work process.
介紹了無毛刺雙面沖孔的原理及手把體模鍛件雙面沖孔的工作過程。
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