“半方”的英语？

半方亦用作计算排字速度的单位 ( 每小时若干半方 ).Also used as a unit for counting typesetting speed ( so many ens per hour ).条子看着挺有层次感,不错, 剑鞘后陪的,如果是老装这么完整的龙泉装还挺少见吧,自己把握,不 知道 半方是个啥概念?It'seems not bad. The scabbard was installed afterward....