What is the correct formula for absolute pressure?

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Tags

1. #formula
2. #measured
3. #absolute
4. #barometer
5. #equal
6. #showing
7. #above
8. #pressure
9. #labeled
10. #given
11. #pgauge
12. #using
13. #atmospheric
14. #detected
15. #measuring
16. #vacuum
17. #gauge
18. #diagram