annual growth ring meaning in English
生长环
Examples
- Solid ( not laminated ) , premium grade , straight - grained spruce with a minimum of 8 annual growth rings per inch ( 3 per cm . ) for proven superior tone quality
由经过严谨挑选的高品质云杉实木（非多层板）木制而成，木纹笔直，每英寸至少有八圈年轮，以提升音质。