RUVAC - اصل کارکرد کمپرسور خشک
RUVAC roots pumps have been manufactured
by Leybold for many decades. The dry compressor
roots principle has proven itself in many areas of vacuum technology.
https://www.pishtazpump.com/detail-product/%D9%BE%D9%85%D9%BE%20%D9%88%DA%A9%DB%8C%D9%88%D9%85
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