| 摘要 |
PROBLEM TO BE SOLVED: To carry out coating by spraying at least two coating materials simultaneously from one spray head. SOLUTION: A spray head is equipped with a first coating ejecting nozzle part 10 for ejecting a first coating material, an air ejecting nozzle part 20 for ejecting air which is installed around the first coating ejecting nozzle part 10, and a second coating ejecting nozzle part 30 for ejecting a second coating material which is installed around the air ejecting nozzle part 20.
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