尖锥状的
- 与 尖锥状的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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"Belemnite:a cone-shaped, fossilized internal shell of any of an extinct genus of cephalopods related to the cuttlefish."
箭石:由灭绝的与乌贼有血亲关系的头足纲动物的内壳形成的尖锥状化石。
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Capsule obconical, 8-12 mm, base acute to narrowly cuneate; leaf blade abaxially usually densely pubescent along both sides of midvein
蒴果倒锥状,8-12毫米,对狭楔形的基部锐尖;中脉的通常密被短柔毛的叶片背面两面 2 S。 megalocarpum 大果钻地风
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Inflorescence spikelike, cylindrical, composed of spiny or bristly deciduous burrs arranged along an angular, often sinuous rachis; burrs sessile or with an obconical basal stipe, each composed of 1 or more sessile spikelets surrounded by an involucre of spines and bristles; bristles flexuous or more often spinous,± flattened, grooved on the outer face, united below, the degree of union varying from a small basal disk to a deep cupule, inner spines or bristles often ciliate around spikelets. Spikelets lanceolate, acute; glumes unequal, shorter than spikelet, lower sometimes suppressed; lower floret membranous, staminate or neuter; upper floret firmer, protogynous.
花序穗状,圆筒状,由落叶的毛刺沿着一具角安排的具刺的或具刚毛,通常波状的轴组成;毛刺无梗或具基部的倒锥状柄,每一个由1无梗或更多组成以总苞的刺和刚毛包围;或更多的刚毛曲折通常spinous,多少扁平,在外面上具凹槽,下面的合生,协会的度从一小的基部的花盘变化到一深的壳斗,小穗披针形,锐尖;不等长的颖片,短于小穗,降低有时压抑;更低的小花膜质,雄蕊花的或中性;坚定的上面小花,雌蕊先熟。
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These spines have been specifically evolved from the defensive urticating hairs of the slothien and adapted to a new purpose.
这些尖锥是由树獭兽的防御刺状毛发特别演化而来来适应新的目的。
- 推荐网络例句
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The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.
采用不同浓度K2CrO4(0,0.4,0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗,测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。
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By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.
通过分析数学形态学在图像中的理论基础,研究二值图像的形态分析算法,探讨最小结构元素的两种基本形态:膨胀和腐蚀;分析了数学形态学复杂算法的基本原理,把数学形态学的部分并行处理理念引入到家实际应用中。
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Have a good policy environment, real estate, secondary and tertiary markets can develop more rapidly and improved.
有一个良好的政策环境,房地产,二级和三级市场的发展更加迅速改善。