Because of the adsorption of gas molecules to the vacuum wall,the pressure rise characteristic of sealed titanium pump-stainless steel UHV system is very different from that of general vacuum systems.

• 由于真空器壁对气体分子的吸附作用，钛泵-不锈钢超高真空系统的静态升压特性与普通真空系统有很大不同。