This is inefficient not only in terms of disk space but also in terms of printer speed (although the actual difference might not be much).

这在磁盘空间利用和打印机速度方面效率都很低(尽管实际的区别可能不太大)。

youdao

Lines per minute (LPM) : a standard measurement of typesetting speed or line printer speed.

每分钟行数：排字速度或行印机速度的标准计算法。

youdao

Lines per minute (LPM) : a standard measurement of typesetting speed or line printer speed.

每分钟行数：排字速度或行印机速度的标准计算法。

youdao