Triz-Ease_of_operation+Use_of_porous_material-stationary_Volume
[name::Ease_of_operation+Use_of_porous_material-stationary_Volume] [SpocWebEntityId::25972]
- [pro:: Triz-Ease_of_operation] [Triz-Principle:: Triz-Use_of_porous_material]
- [con:: Triz-stationary_Volume]