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The wood structures of Lauraceae were characterized by most diffuse porous; most pores solitary, less multiple and cluster pores; simple and scalariform perforation with few bars; most solitary pore; alternate intervessel pitting; most of rays multiseriate, less uniseriate; all of rays heterogeneous, mostly heterogeneous Ⅲ and Ⅱ type rays; most of axial parenchyma paratracheal type, less banded or marginal type; oil cell and mucilage cell in axial parenchyma cell or ray cell; mostly fiber tracheid and libriform fiber, less septate fiber.
结果表明:除檫木外,其它木材的管孔分布均为散孔材,具较高的单孔率;导管分子穿孔板兼有单穿孔和梯状穿孔2种或者仅具有单穿孔;导管间纹孔式为互列;导管-射线间纹孔式类型丰富,主要为刻痕状和大圆状。木射线有单列和多列射线2种类型,单列射线稀少、短,多列射线数量多;射线组织主要为异形Ⅲ和异形Ⅱ;轴向薄壁组织以傍管状为主,少数有带状或轮界状。油细胞和粘液细胞普遍存在于射线薄壁细胞或轴向薄壁细胞中。木纤维由韧性纤维和纤维管胞组成,部分树种具分隔纤维。
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In this experiment, the optical microscope was used to observe and analyze that nickel-plated veneer and we found Nickel depositing in the cell cavity, ray, pit, tracheae, and fiber of timber.
通过对化学镀镍单板的光学显微镜观察和分析,化学镀镍的单板在木材的细胞腔和细胞壁上的木射线组织、纹孔、管胞、木纤维上都有金属镍的沉积。
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Rather, the spiracles pipe air directly to tissues through a set of tubes called tracheae.
相反,通过一组名叫螺旋纹管的东西,呼吸孔直接输送空气到组织中去。
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Woven Rovings are bidirectional and enhanced fabric made by interweaving...
天津 6500元/吨定义:是由2000孔漏板拉制的直接无捻粗纱玻璃纤维按来纹组织编制而成一种片状双向增强织物。
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Woven Rovings are bidirectional and enhanced fabric made by interweaving direct rovings which is leaked by 2000 hole board in plain weave pattern.
方格布是由2000孔漏板拉制的直接无捻粗纱玻璃纤维按来纹组织编制而成一种片状双向增强织物。
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Woven Rovings are bidirectional and enhanced fabric made by interweaving direct rovings which is leaked by 2000 hole board in plain weave pattern.
定义:是由2000孔漏板拉制的直接无捻粗纱玻璃纤维按来纹组织编制而成一种片状双向增强织物。
- 更多网络解释与孔纹组织相关的网络解释 [注:此内容来源于网络,仅供参考]
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sclereid:石细胞
石细胞(sclereid) 概念 石细胞是维管植物(蕨类植物、裸子植物和被子植物)体中的一种厚壁组织细胞. 石细胞有各种形状,细胞壁具次生加厚,木质化,壁上具单纹孔,主要起机械支持和保护作用. 分布 通常在植物的根、茎、叶、果实或种子中,
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bothrenchyma:孔纹组织
botany 植物学 | bothrenchyma 孔纹组织 | bothrium 吸沟,吸槽
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bothrium:吸沟,吸槽
bothrenchyma 孔纹组织 | bothrium 吸沟,吸槽 | botrus 总状花序