板根
- 与 板根 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Trees, medium sized to 40 m tall; trunk to 25 m tall, to 3 m d.b.h., with or without buttresses (to 2 m); crown fairly wide, spreading, occasionally dense.
乔木,中等大小达40米高;对25米高的树干,对3米直径,有或没有板根(达2米);简直宽的树冠,平展的,偶有紧密。
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The tracheary elements in secondary xylems of Actaea asiatica root and rhizomes were observered with a scanning electron microscope and found to contain abundant types, which mainly included tracheids, tracheid-like vessels, fibriform vessels, and typical vessels. Of these types, the tracheids, tracheid-like vessels, fibriform vessels were first found. Scalariform perforation plates, reticulate perforation plates, mixed perforation plates and simple perforation plates were observed in the typical vessels and the reticulate perforation plates ,mixed perforation plates were first founded the lateral-wall perforation plates, multiple end walls and pit membrane vestige were also observed in the tracheary elements.
利用扫描电子显微镜对毛茛科类叶升麻根和根状茎次生木质部中的管状分子进行观察,发现其管状分子类型丰富,主要有:管胞、管胞状导管、纤维导管和典型的导管分子,其中管胞、管胞状导管和纤维导管为在该类群中首次报道;在导管分子中,存在着梯状穿孔板、网状穿孔板、混合型穿孔板和单穿孔板,其中网状穿孔板和混合型穿孔板为在该类群中的首次报道;对其导管分子上的侧壁穿孔板、多穿孔板和纹孔膜残余也进行了描述。
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The forest is composed mainly of the families, Rubiaceae, Myrtaceae, Myristicaceae, Lauraceae and Euphorbiaceae, and dominated by tree species, Metadina trichotoma, Syzygium cathayense, Knema erratica and Paramichelia baillonii. In physiognomy, the forest is characterized by the trees with mesophyllous, entire and leathery leaves. Woody lianas are found dominant, but trees with buttresses and cauliflory are relatively few in the forest.
结果显示,勐养山地雨林主要由茜草科、桃金娘科、肉豆寇科、樟科、大戟科等植物种类组成,以黄棉木、华夏蒲桃、假广子及山桂花为乔木优势种;群落乔木层以中叶、全缘、革质、尾尖、常绿植物占优势,灌草层植物则以中叶、全缘、纸质叶植物为主;藤本植物中以木质藤本占优势,板根和茎花现象少见。
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Large trees, often buttressed, not epiphytic; monoecious or some species dioecious.
大的乔木,通常具板根,并非附生的;雌雄同株或一些种雌雄异株。
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Trees, lofty, emergent, with grayish brown to orange flaky, prominently lenticellate bark and aromatic oily white resin, with stout buttresses.
乔木,极高,自然发生的,具浅灰色棕色到橙的片状的,具显著地皮孔的树皮和芳香的含油性白色树脂,具坚固板根。
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Trees, large, monoecious, usually with buttress roots, with red exudate when cut.
乔木,大,雌雄同株,通常具板根的,切割时有红色分泌物。
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Trees, often very large and buttressed, rarely shrubs.
乔木,通常非常大和板根,很少灌木。
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The rainforest contains six wonders, the plant stranglers,the mid-air flower baskets,the blossoming of old stems,the great roots, the rattan enlacing on tree trunks and the rocks wrapped in roots,representing the essential features of all five major rainforests in Hainan.
雨林谷包容了植物绞杀、空中花篮、老茎生花、高板根、藤本攀附、根包石海南热带雨林的六大奇观,是海南五大热带雨林的精品浓缩。
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Main Products: Packing series: expanded graphite packing, carbon fiber packing, aramid packing, expansion PTFE packing, asbestos packing gasket series: metal wound pad, metal-coated pad, metal tooth pad, PTFE-coated gaskets, disc spring gasket, high-strength graphite gasket, non-asbestos gasket, rubber mat films such as sheet metal gasket Products Series: graphite plates, tetrafluoroethylene plate, no°, mica board, fibreboard, rubber sheet, asbestos rubber sheet sealing equipment: metal coating machines, small and medium-sized winding machine, graphite opening machine, strip Open machine, plate rolling machine sealed packing: tower packing, soft filler products such as rubber seal: Rubber Parts, O-ring, the tool box sealing tools and other products: packing tools, gasket cutters special tools, such as sealed.
盘根系列:膨胀石墨盘根,碳纤维盘根,芳纶盘根,膨胀四氟盘根,石棉盘根垫片系列:金属缠绕垫,金属包覆垫,金属齿形垫,四氟包覆垫片,碟簧垫片,石墨高强垫片,无石棉垫片,橡胶垫片等垫片产品板材系列:石墨板,四氟板,无石棉板,云母板,纤维板,橡胶板,石棉橡胶板密封设备:金属包覆机,中小型缠绕机,石墨开条机,钢带开条机,板材滚压机密封填料:塔填料,软填料等产品橡胶密封:橡胶件,O型圈,工具盒等产品密封工具:盘根工具,垫片切割器等密封专用工具。
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Focusing on all these functional traits, 13 functional groups were identified by TWINSPAN (two-way indicator species analysis), and their change with different environmental factors, disturbance types and recovery time was ordinated by DCCA(detrended canonical correspondence analysis).
本文以海南岛霸王岭林区作为海南岛热带林的典型区域,以反映不同环境因子、干扰类型和恢复时间的热带山地雨林为研究对象,在大面积(15hm~2)样地调查的基础上,依据物种的7个功能特性(喜光性、潜在高度、板根大小、木材密度、种子生物量、传播方式和落叶/常绿性),分别把物种划分为不同类别的功能群,应用NMS分析了各功能群随不同干扰类型和恢复时间热带山地雨林群落的变化规律。
- 推荐网络例句
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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.
最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。
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Only person height weeds and the fierce looks stone idles were there.
只有半人深的荒草和龇牙咧嘴的神像。
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This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.
这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。