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винтовая пара (пояснение в пользу статьи: Various names are used for the oil injected screw air ends. Most commonly used names are air end, screw air end, screw block, block, oil lubricated air end, and rotary screw. Air end is not called "the heart of it all" for nothing. Where there are industrial operations, there are usually compressed air needs. Air ends are needed by compressor and compressed air system manufacturers. There are several different kinds of technologies to produce pressured air, for example reciprocating (=piston), membrane, vane, z-screw, liquid-ring, and turbo–compressors Nemkevich) |
