There are two types of central air conditioning systems: Direct Expansion (DX) type of central air condition plants and Chilled Water type of the central air conditioning plants. This article describes the DX central air conditioning system.
Ghostscript is a suite of software based on an interpreter for Adobe Systems' PostScript and Portable Document Format (PDF) page description languages. Its main purposes are the rasterization or rendering of such page description language files, for the display or printing of document pages, and the conversion between PostScript and PDF files.
Ghostscript can be used as a raster image processor (RIP) for raster computer printers âfor instance, as an input filter of line printer daemon âor as the RIP engine behind PostScript and PDF viewers.Ghostscript can also be used as a file format converter, such as PostScript to PDF converter. Moonshiner is a graphical front-end for using Ghostscript to convert from PostScript to PDF, aiming to be a Linux work-alike for Adobe's Distiller. 2  Okular runs under Unix/X11 and Microsoft Windows (using KDE4 for Windows). 3  It is a KDE4 application.