sapwood

One or more layers of living and functional sapwood cells are periodically converted to heartwood.

每個生長周期都有一或多層活的邊材細胞轉變成心材.

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Heartwood is the mature wood, which is often darker, extending from the sapwood to the pith.

心材通常是成熟的木材部分, 通常色澤較暗, 范圍從邊材一直到髓心.

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Thecolor of sapwood of Chinese white poplar among trees has significant difference.

毛白楊邊材材色株間存在顯著差異.

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Sapwood pale colored with red vessel stripes.

邊材色稍淺,僅導管槽帶有紅色.

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Sapwood contains xylem vessels, but not as strong as heartwood.

邊材含有木質導管, 但不如中心木質那樣堅硬.

辭典例句

We all know that the price of heartwood is higher than that of sapwood.

我們都知道,心材價格一向高于邊材價格.

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Sapwood is the lighter colored wood growing from inside the bark to the heartwood.

邊材色澤較淺,是從樹皮到新材之間的木質部分.

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Heart sapwood distinction was not obvious, chestnut brown.

心邊材區別不明顯, 材色栗褐色.

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