优选词，正式主题词
High Vacuum (HV)
定义
某概念特定涵义的完全解释- 1. High vacuum refers to a pressure low enough that the mean free path (the distance traveled between collisions) of molecules in the residual gas is greater than the dimensions of the vacuum vessel. (Britannica). 2. A vacuum with pressure in the range from 100 mPa to 100 nPa (Wikipedia).
上位概念
上位概念其它语言
其它语言中概念术语- High Vacuum (HV)
URI
https://purls.helmholtz-metadaten.de/skosmos/sdv/HighVacuum