| 分类：室外景观工程 | 工程类型：自建 | 工程范围：其他 |
Prom inent C haracteristics: contrast in color betw een heartw ood and
sapw ood, resinous (pitch pockets and resin ducts), prom inent sum m erw ood.
***特征：心材和边材颜色对比鲜明，有树脂(树脂囊和树脂管)，
晚材明显。
D ouglas Fir is a heavy, dense and com paratively hard softw ood. Rate of
grow th (rings per inch on the end) can range from very fine grain to very
rapid grow th.
花旗松是一种沉重、致密、而且相当坚硬的针叶材。生长率(端头
每英寸年轮数)可以从非常细密到非常粗宽(速生)不等。
The heartw ood is typically a distinctive reddish / brow n color. If heart
stain is present the heartw ood m ay be dark brow n to deep purple in color
(easily distinguishable from the norm al heartw ood). Sapw ood is a light
cream y color.
心材通常为特征性的红色或棕色。如果有心材变色出现，心材可
能呈深棕至深紫色(与普通心材很容易区分)。边材为淡奶色。
The contrast in color betw een the sum m erw ood and springw ood bands is
very distinct on the ends and the face of the piece.
在表面和端头，晚材和早材的颜色对比非常明显。
D ouglas Fir is a resinous species and resin ducts can usually be seen
on the surface of a flat grain piece (resin ducts appear as light brow n
scratches approxim ately 1/4" to 1" long or longer and run w ithin the true
line of the w ood fibers on the piece).
花旗松属有脂类树种，在平纹木材表面通常可见树脂管(树脂管
呈浅棕色)，大约为1/4英寸至 1英寸长或***，在木纤维的纹路
内延展。
If pitch pockets (other than blisters) exist they are generally long and
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