英语词汇“punch column”的读音、翻译、释义、用法及例句-语文网

词汇	punch column
释义	punch column 打孔栏；打孔列卡片上平行於y轴线的打孔位置线。沿卡片短边（即行）的打孔位置线。
随便看	trade financing trade for trade friction trade friction trade gap trade gap trade-in trade-in trade-in value trade loss trade mark trademark trade mark law Trade Mark Registration Treaty trade mission trade mission trade name trade-name trade-off tradeoff trade on agreement trade organization trade paper Trade Policy Committee trade price

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