Dimensional classification of round timber的意思|示意
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圆木的尺寸分类
Dimensional classification of round timber的网络常见释义
圆木的尺寸分类 圆木的尺寸分类 Dimensional classification of round timber 圆木和锯木.生物衰变的测定方法 Round and sawn timber - Method of measurement of biological degrade .