The structure is fully sealed, and the shock-proof pressure gauge has a strong ability to prevent corrosion of the... moreThe structure is fully sealed, and the shock-proof pressure gauge has a strong ability to prevent corrosion of the measured medium and environmental corrosion
Although the term "barometer" does not only describe the Air manometer that measures air concentration, it is limited to the... moreAlthough the term "barometer" does not only describe the Air manometer that measures air concentration, it is limited to the measurement of gas concentration and does not include the measurement of liquid pressure.