Constant conductance method USES partial pressure measurement technology, which has no strict request to outgassing rate of mass spectrum analysis chamber.
固定流导法采用的是分压力测量技术，对质谱分析室的漏放气率的指标要求不高。
Constant conductance method USES partial pressure measurement technology, which has no strict request to outgassing rate of mass spectrum analysis chamber.
固定流导法采用的是分压力测量技术，对质谱分析室的漏放气率的指标要求不高。
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