Đầu sprinkler là ṿi phun nước trong hệ thống chữa cháy tự động. Khi nhiệt độ của đám cháy đạt ngưỡng kích hoạt chữa cháy của bộ cảm biến nhiệt, sprinkler sẽ được kích hoạt để chữa cháy.
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