查询词典 ovate-elliptic
- 与 ovate-elliptic 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In general, the deformation pattern of ellipse shaped shell in dieless spinning is similar to that of a rotary one. Therefore, it is possible to spin a deep elliptic cylindrical shell if a cylindroid mandrel is adopted.
从总体上看,椭圆形锥壳零件的无芯模旋压和回转形锥壳无芯模旋压的变形规律相类似,由此可以推测,利用椭圆柱形芯模实现椭圆形深筒零件的旋压也是可能的。
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The paper expounds the principle and advantages of disinfection by UV-C radiation, introduces the relative technologies and products at home and abroad, designs elliptic and parabolic cylindroid lampshade of bank paper disinfection apparatus with \! equal path surface \ principle.
论述了紫外C辐照杀菌消毒原理、优点,介绍了国内外有关技术和产品状况,并以"等光程面"原理设计了纸币紫外C消毒器光源的抛物柱面灯罩和椭圆柱面灯罩。
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Leaf blade broadly elliptic or obovate; peduncle usually absent; each cyme 2 or 3 × branched; thorns somewhat decurved
叶片宽椭圆形或倒卵形;花序梗通常无;每聚伞花序2或3 *分枝刺有点下弯 5
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The spherical, elliptic, spindle and decussate particles were produced by controlling the conditions of hydrothermal synthesis.
研究了制备条件对纳米氧化铁产品性质的影响,并对整个制备过程进行了分析。
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Leaves decussate, subopposite, or spirally arranged; blade scalelike, subulate, or linear to elliptic, stomatal lines abaxial or present on all surfaces.
叶交互对生,近对生,或者螺旋状排列;叶片鳞片状,钻形,或者线形至椭圆形,背面有气孔线或两面均有气孔线。
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The uniqueness of solutions to the initial boundary value problems of a degenerate parabolic equation is proved by means of a regularizing technique based on elliptic operators.
基于椭圆算子证明一种退化抛物方程初边值问题广义解的惟一性。
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Critical point theory;nonlinear elliptic differential and difference equation;existence of solution;multiply results;bifurcation;Trudinger—Moser inequality;applications
论文导师刘三阳,论文学位博士,论文专业应用数学论文单位西安电子科技大学,点击次数 4,论文页数 116页File Size3483K
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In this paper,we mainly discuss inverse problems for ellipticpartial differential equations,and parameter inversion and free boundary problemin elliptic equations have been paid much attention to many scientists for a longtime.
我们主要讨论椭圆型偏微分方程中的反问题,而在椭圆型方程的反问题中参数反演及其自由边界问题一直受到人们的关注,本文主要从事这方面研究,全文分为两部分。
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Leaf sheaths loose, strongly compressed, keeled, basal sheaths imbricate; leaf blades broadly linear to lanceolate, flat or folded, 5–20 × 0.6–1.2 cm, glabrous or adaxial surface pilose, apex obtuse; ligule 0.3–0.5 mm. Racemes 2–5, digitate or subdigitate, 4–10 cm, only slightly diverging; rachis glabrous. Spikelets oblong-lanceolate, 2–2.7 mm, pilose or glabrous, apex acute; upper glume and lower lemma 2–4-veined, midvein absent, laterals marginal; upper lemma pale, oblong-elliptic, shorter than spikelet, obtuse with an apical tuft of hairs; stigmas pale.
叶鞘松散,强烈压扁,龙骨状,基部的鞘覆瓦状;叶片宽线形到披针形,平的或折叠, 5-20 * 0.6-1.2 厘米,无毛的或正面具柔毛,先端钝; 0.3-0.5毫米外消旋体2-5的叶舌,指状或者4-10厘米,subdigitate,只是稍微分歧;轴无毛长圆状披针形的小穗,2-2.7毫米,具柔毛或无毛,先端锐尖;上面颖片和更下部的外稃2-4-脉,中脉无,边缘;浅,长圆状椭圆形的上面外稃,短于小穗,钝具一顶端1束毛;柱头浅。
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From the opposite direction of the parameter variation, the chaotic quasi-attractor suddenly changes to a chaotic quasi-transience due to the sudden appearance of a stable elliptic island chain as the leaking hole inside it. This resembles the conventional crises.
从相反的参数变化方向看,混沌类吸引子在此参数临界值由于它内部突然出现一个稳定的椭圆岛链作为逃逸孔洞而突然转变为混沌类瞬态,这类似于传统的激变行为。
- 推荐网络例句
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In other research, chondroitin is being investigated for use in several other conditions.
在其它研究,软骨素被调查用於几个其它情况。
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They would make fun of him for having to work.
他们拿他的工作来开玩笑。
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It is concluded that the higher of leaf base may be the main caus...
p值较高是白天叶片伸长速度较高的重要原因。