| 摘要 |
PROBLEM TO BE SOLVED: To reduce a time for cleaning a cleaning target vessel.SOLUTION: There are six cleaning target vessels 2 in total arranged in and held by a vessel rack 16. The cleaning of the six vessels 2 is performed in two stages: a vessel 2A1, a vessel 2B1 and a vessel 2C1 of the vessels 2 are cleaned in first cleaning processing, and a vessel 2A2, a vessel 2B2 and a vessel 2C2 are cleaned in second cleaning processing.SELECTED DRAWING: Figure 17 |
