| 释义 |
punching rate
穿孔［卡］率;［打孔率］
1. The number of cards that can be punched per unit time (usually, per minute).
单位时间(通常指每分钟)内可以穿孔的卡片数目。
2. The number of characters that can be punched in cards or paper tape per unit time (usually, per second).
单位时间(通常指每秒钟)内,在卡片或纸带上可穿的字符数。 |