除非您手头有一些非常奇特方法，否则TCPDF可能比您的打印机支持更大的页面尺寸。
TCPDF probably supports more page sizes than your printer unless you've got something very exotic on hand.
另一个示例是，原始文件很大而且以前已打印过，但某些页面由于打印机卡住或其它原因而没有被正确打印。
Another example is when the original file is very large, and was printed earlier, but certain pages did not print correctly because the printer jammed or had some other problem.
这种特性有实际价值，因为在打印机上打印选定的页面避免了浪费纸张。
This has a practical benefit as it avoids wasting paper when the selected output is to be printed on a printer.
EGLhandlerpart—一个处理程序部分提供了针对UI结构(比如web页面或打印机)的数据和回调函数。
EGL handler part - a handler part provides data and callback functions for UI constructs such as Web pages or printers.
您可能使用的是Courier字体，但是我认为它会使页面看起来非常单调，并且让人觉得好像是用古老的打印机输出来的。
You might use Courier, but I think it makes the page look drab and gives the impression that it was written on an old typewriter.
您的打印机刚刚打印了有一套校准图案的页面。
Your printer has just printed a page with a set of alignment patterns.
页面尺寸太大，无法在打印机纸张的每个版面打印多页。
The page size is too large to print more than one page per sheet of printer paper.
打印机配置有纵向页面方向。
直接访问打印机。打印当前页面。
Shortcut for printing the current page. Access the printer with only one click.
指定打印机可在页面上放大或缩小打印图像的百分比范围。
Specifies a range of percentages by which a printer can enlarge or reduce the print image on a page.
它们必须允许在页面边缘留有一定的未打印区域，以防止墨粉进入移动纸张的打印机部件。
They must allow an unprinted margin to prevent toner from getting on the parts of the printer that move the paper.
位于文件菜单中的页面设置命令应该放在这里(注意页面设置和打印机设置截然不同)。
The page setup commands that typically reside on the File menu should be placed here. (Notice that page setup is very different from printer setup.)
在此页面之后，用户被定向到浏览器打印预览页面(在此选择打印机，打印选项等)。
After this page, the user is directed to the browser print preview page (where you select printer, print options, etc.).
在此页面之后，用户被定向到浏览器打印预览页面(在此选择打印机，打印选项等)。
After this page, the user is directed to the browser print preview page (where you select printer, print options, etc.).
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