| 摘要 |
A utility apparatus supplies a liquid to a substrate processing apparatus having a plurality of blocks of heat treatment apparatus groups. A plurality of supply ports supplies the liquid for each vertical block, horizontal block, or heat treatment apparatus. A plurality of recovery ports collects the liquid supplied to each vertical block, horizontal block, or heat treatment apparatus. Detecting mechanisms are provided respectively in the plurality of recovery ports to detect a temperature of the recovered liquid. A control mechanism controls based on detection information of the detecting mechanisms.
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