leaf的例句大全

Formulae for calculating the theoretic number of tillers in rice, wheat and barley according to the main culm leaf-age

根据主茎叶龄计算稻麦理论分蘖数的公式

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Leaves emerged faster with temperature increasing, but leaf number of main culm didn't decrease.

随播种期后移，日平均气温上升，出叶速度加快，但主茎叶片数不变；

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Eucommia ulmoides gum ( guttapercha or balata) is a crystalline particle existing in the bark and leaf of Duzhong tree ( Eucommia ulmoides Oliv), and to extract E.

在杜仲树中杜仲胶以晶体微粒的形式存在，必需用溶剂提取或机械破坏植物组织来获取。

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At present, tobacco leaf is the important industrial crop, which is playing an important role of financial prop in national economy construction.

烟叶是重要的经济作物，目前在国民经济建设中起着重要作用。

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The inter-space among the leaf cells was big, and the root ray cells were small, and there are many interlace bulks arranged in a crisscross pattern in the tillering node.

叶片细胞间隙大，根系射线细胞小，分蘖节内部交织着大量纵横交错的疏导组织。

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Study on the Health Drink of Ginkgo Leaf and Rice Wine

银杏叶米酒保健饮料的研究

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Morphologic characters of the seedlings from 20 species of Magnoliaceae were described, and some specimens were made and index which based on the morphologic characteristics such as length of cotyledon petiole, cotyledons folder in endosperm and leaf blade's fold mode in shoot was compiled.

描述了20种木兰科常用绿化植物幼苗，基于子叶柄的长度、子叶在胚乳中折叠方式和幼叶在芽中卷叠方式等特征，编制了分属检索表，并制作标本。

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The effects of factors such as infection time of Agrobacterium, hormone proportions in pre-culture medium and differentiation medium on regeneration of Cotyledon petiole explants of Sichuan Yellow, Purple-leaf Mustard and their near-isogenic lines aseptic seedling were studied.

本研究以芥菜型油菜紫叶芥、四川黄籽及其近等基因系无菌苗的子叶柄为外植体，研究了农杆菌感染时间、预培养基和分化培养基中激素配比等对子叶柄再生的影响。

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one leaf fell after the other: the sloes only stood full of fruit, which set one's teeth on edge.

叶子在簌簌地往下掉。只有山楂结着果实，酸得使牙齿都要脱落。

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The density of stoma in the down-epidermis was bigger than the up-epidermis, the two sides of the leaf had corneous layer.

叶为异面叶，表皮毛为多细胞型，下表皮气孔密度多于上表皮，上下表皮均有角质层。

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Study on Chemical Constituents of Coriander Leaf Essential Oil and Scavenging Capacity Against the DPPH Radical

芫荽茎叶精油成分及清除DPPH自由基能力研究

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Sensitivity of tropical land climate to leaf area index: role of surface conductance versus albedo.

热带陆地气候对叶面积指数的敏感性：地面传导与反照率的作用。

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Pn was found closely correlated with leaf conductance to water, transpiration rate, photosynthetically active radiation, intercellular CO_2 concentration and atmospheric pressure.

光合速率主要与叶片水分导性、蒸腾速率、光照强度和胞间CO2浓度及气压相关。

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Energy Saving with Hydro-coupling Technology on Flow Control in Pump and Induced Fan The effect of two leaves and leaf angle to axile flow pump and blower fan working capability

泵和风机应用液力偶合器调速的节电技术二叶及叶片角度对轴流泵和风机性能的影响

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The Selection and Application of New Resistance Oxysporum Tendril Leaf Pea Variety Azur

抗豌豆萎蔫病半无叶直立型新品系Azur的筛选和利用

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Propagation of neem ( azadirachta indica) via leaf tissue culture

印楝叶组织培养繁殖研究

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The bio-chemistry and physiology of leaves of common lantana ( Lantana camara) and neem ( Azadirachta indica), which possessed the median oviposition repellency dosage ( ORD50) at 13.5 mg and 49.4 mg fresh leaf weight, respectively, are worthy of further investigation.

马缨丹和印楝叶对成虫产卵的驱避中量（ORC（50））分别为13.5和49.4mg鲜叶。

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The development of optical imaging Simulation is introduced, and space remote sensing image simulation process based on the leaf area index and other surface parameters is studied in the paper, which anglicizing the surface reflectivity, atmospheric radiation transfer and optical sensor theory.

本文在系统地介绍了国内外光学成像仿真技术发展概况的基础上，分别对地表反射率生成、大气辐射传输、光学传感器原理进行了分析，提出基于叶面积指数等地表参数的航天遥感图像仿真流程。

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Preliminary Studies of Aspergillus fumigatus on Leaf Beetles

叶甲生烟曲霉的初步研究

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Each particle of liquid through a leaf, it was an energy.

液体质点每经过一次叶片, 就获得一次能量.

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