铅字高度

例句：

1. 1. The typesetter's job is to set the text on the page in the correct spacing and font size.
   排版员的工作是把文本按照正确的间距和字体大小排到页面上。
2. 2. The printer needs to adjust the paper feed rollers to ensure that the text is printed at the right height.
   打印机需要调整纸张进给辊以使文本打印在正确的高度。
3. 3. The typographer measured the typeface carefully to get the best possible fit for the page layout.
   文字排版师仔细测量了字体，以确保对页面布局的最佳适应。