同一含水率水平下，弦切板的表层应力比径切板的表层应力大。
At the same moisture content level, the stress of surface layer of tangential timber was larger than that of radial timber.
通常这种等级的木材是从短原木和短而粗的圆木块上锯下的，以保证其具有完美的径切四分瓣。
Often this grade of wood is hand-split from bolts or blocks that are taken from rounds straight from the tree to ensure perfect quarter orientation.
经方差分析，与不经预处理的组合比较有显著差异，筛选出杜英用大枝径切穗条经预处理及激素处理是最理想的无性繁殖方法。
Through variance analysis, it showed obviously variance comparing with non pre - treatment. It was an ideal way for vegetative propagation to use branch diameter …
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