In many industries the use of such devices as compressors a must. Their application is really very wide. Screw compressors are in demand in the petroleum, chemical, medical and food industries. In addition, equipment for compressed air is necessary as a source of energy for maintenance and construction work, as well as mining. Screw compressors can be both professional and industrial. Compressors are classified into several types. Often use reciprocating.. Read More
Pocketbook Reader
Has not a very high cross-platform, easily converted into other formats and is able to hypertext. Documents html (. HTM;. CHM;. MHT) Language html (HyperText Markup Language) is used to display hypertext markup and the Internet. Almost absolute cross-platform and convertibility, and a hypertext. This format is more suitable for marking up web pages than to create books, but his reading does not require special software. Usually enough standard features.. Read More