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

每个生长周期都有一或多层活的边材细胞转变成心材.

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Heavy wood with dark colored heartwood used for ornaments.

重硬且心材呈浓色者可供作木艺品制造用.

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Heartwood from dark brown to purple brown, alternating stripes.

心材暗红褐至紫褐色, 具深浅交替条纹.

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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, 通常色泽较暗, 范围从边材一直到髓心.

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One must be able to differentiate between cambium and heartwood when buying furniture.

买家具的时候,一定要分辨边材和心材.

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The library has a locally sourced Welsh Heartwood reception desk.

用威尔士当地赤心橡木制的图书馆的接待台.

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

边材含有木质导管, 但不如中心木质那样坚硬.

辞典例句

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

我们都知道,心材价格一向高于边材价格.

期刊摘选

Boxes, alcove posts , beds , construction fittings, cabinets and plywood. Beautiful heartwood for sliced veneer.

箱物家俱、车只类角材、内销用合板之面 、 中、底板、大径木之心材可作平切单板.

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Heartwood contain yellow sediment.

心材管孔内含黄色沉积物.

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

边材色泽较浅,是从树皮到新材之间的木质部分.

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Commercially sold when a minimum of face board needs to be heartwood.

这一等级是指至少有一面为心材颜色(红色)商品材.

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It was a piece of the heartwood from the river birch.

这是河边白桦的一块心材.

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The heartwood yields a red dye. Seed can be used for oil extraction.

其心材可生产一种红色的颜料, 种子可用来榨油.

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