详细地介绍了前苏联1953年由国家制订的高真空油扩散泵工业产品的统一系列。
Describes in detail the unified standards formulated in 1953 for the series of high vacuum oil diffusion pumps manufactured in the former USSR.
本发明涉及高真空油，为解决具有高真空设备所需要的耐高温、高真空度的真空油。
The present invention provides a high vacuum oil with high-temp. resistance and high vacuum degree for high vacuum equipment and its preparation method.
KT - 400高真空油扩散泵，它的特点是真空极限高，抽速大，提高生产效率，同时真空气动阀门采用自动控制。
KT-400 high vacuum oil diffusion pump, which is characterized by extreme high vacuum, pumping speed large, increase production efficiency while the vacuum pneumatic valves with automatic control.
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