sapwood

复数：

名词复数: sapsagos

更多词形：

名词复数: sapsagos |

单词例句：

Heart sapwood distinction was not obvious, chestnut brown.

心边材区别不明显，材色栗褐色。

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。

C grade: Middle degree various colour accepted, the diameter of dead knots must be under 8mm and the diameter of live knots be under 15mm, maximum of each kinds knots is 3. sapwood free.

级：允许中度色差,活节直径在15mm以内,死节在8mm以内,白边不限,每片各允许1-3个.

The permeability of air-dried sapwood and heartwood was as low as 0.114 and 0.045 darcy respectively.

由于其绝大多数纹孔塞偏离中央位置，气体渗透性较低，边材和心材分别为0.114和0.045darcy。

The morphological features of tree significantiy affected sap flow.Taller trees with larger sapwood area and canopy size that were load with more radiation demonsrated higher whole-tree transpiration.

形态特征明显影响树木的液流,高大树木由于边材较厚、树干粗壮和冠幅较宽而承载较多的辐射能量,因而水分蒸腾较高。

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

毛白杨边材材色株间存在显著差异。

Reviews of Research Work on Sap Flow Process in Tree Species Sapwood

树木边材液流传输研究述评

The sapwood is yellowish with a hard and heavy heartwood.

边材微黄色，心材坚硬而且沉重。

The planting density showed little impact on sapwood width, while it had highly significant effects on wetwood width.

栽植密度对边材宽度影响不大,而对湿心材宽度影响达极显著水平;