refrigeration cycle उदाहरण वाक्य

In the mid 1970s, a cryogenic vacuum pump based on the Gifford-McMahon refrigeration cycle, making possible the processing of silicon wafers for the new microelectronics industry in clean, high-vacuum chambers, was developed at Helix . Subsequently, the Gifford-McMahon cryogenic refrigeration cycle became the industry standard refrigeration cycle for cryopump applications in the rapidly growing semiconductor industry . .