What's more, with 40 days of kiln drying, wood only needs half a year of air-drying. Drum makers no longer have to wait two long years for the wood to cure.
助機器的人工乾燥法，只需在乾燥室內放置 40 天，取出後再自然風乾半年左右即可，免去以往長達兩年的漫長等待。