| 摘要 |
A management device (210) that manages at least one gas liquid mixing device (2) for manufacturing a liquid mixed with a gas that is a mixture of gas in the original liquid: receives original liquid flow rate information for each gas liquid mixing device (2), which is information about flow rate of original liquid to the gas liquid mixing device (2) from an original water supply source (3), from an information acquisition device (110) for acquiring information regarding the gas liquid mixing device (2); records the original liquid flow rate information received in association with identification information for the gas liquid mixing device (2); and displays on a screen information regarding the amount of the original liquid used for each gas liquid mixing device (2) on the basis of the original liquid flow rate information that has been recorded. |
