To be able to generate the image, you must inform gnuplot what format the graphics file should be and how it should be presented visually.
为了能够生成图像，必须告诉gnuplot图形文件应该采用什么格式以及应该如何显示。
This data might make sense in a Graphics Interchange Format (GIF) file but not in a JSP file.
此数据可能在图形交换格式(Graphics Interchange Format,GIF)文件中有意义，但在JSP文件中就没有意义了。
HTML lets you format text, add graphics, create links, input forms, frames and tables, etc., and save it all in a text file that any browser can read and display.
通过HTML你可以格式化文本、添加图片、创建链接、创建输入表单、创建框架、创建表格，等等，然后把这些HTML代码保存在一个文本文件内，任何浏览器都可以识别和显示这些文件。
The DXF file format is one of the widely used graphics exchange formats in the graphics application development, and the lots of CAD software have supported it.
DXF文件格式是图形开发中最常用的图形交换格式之一，众多CAD软件都支持它。
The definition of trimmed surface is main content of Initial Graphics Exchange Specification(IGES). The format of trimmed surface description in IGES file is discussed in detail.
裁剪曲面是基本图形交换规范（IGES）的主要内容，详细介绍了IGES文件中裁剪曲面的定义格式。
All graphics are included in PNG file format.
所有图形都包含在PNG文件格式中。
SVG(Scalable Vector Graphics) is recommended by IEC61970 as the standard file format of public graphics exchange.
可缩放矢量图形（SVG）作为IEC61970标准推荐采用的公共图形交换的文件格式。
Only Tagged image File format (TIFF) and Graphics Interchange format (GIF) image formats support palettes.
仅标记图像文件格式(TIFF)和图形交换格式(GIF)图像格式支持调色板。
JPG image file is a format created by the Joint Photographic Expert Group. JPG files are best suited for complex images such as photographs and very intricate graphics.
JPEG是由联合图片专家组（JointPhotographicExpertGroup）创建的一种图片格式，诸如照片、复杂图片都可以使用这种格式。
JPG image file is a format created by the Joint Photographic Expert Group. JPG files are best suited for complex images such as photographs and very intricate graphics.
JPEG是由联合图片专家组（JointPhotographicExpertGroup）创建的一种图片格式，诸如照片、复杂图片都可以使用这种格式。
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