心边材区别明显 Sapwood heartwood distinction obvious
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心材红色或红褐色 Heartwood red or red brown
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边材黄白或浅黄褐色 Sapwood yellow white or light yellow brown
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木材具松香气味 Wood pine odor
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木材纹理直 Wood straight grain
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木材结构粗 Wood coarse texture
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木材重量轻(气干密度0.36-0.55克/立方厘米) Wood light weight (air-dried density 0.36-0.55g/cube centimeter)
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生长轮界明显 Growth ring obvious boundary
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早材过渡到晚材急变 Earlywood to latewood abrupt transition
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