藤属
- 与 藤属 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The annulation of stilbene compounds were studied. Phenanthrene derivates-interme diates of tylophorine were synthesized by annulation from-2,3-bis(3,4-dimethoxyphen yl)acrylic acid and-2,3-bis(3,4-dimethoxyphenyl) acrylonitrile with phenyliodine diace tate as a friendly and high efficient catalyzer.The route was first reported, whose application foreground would be promising.The catalyzer will be used to study of synthesi- zing a series of new phenanthrenes.
本文还探索了简单类化合物关环反应,并研究出用廉价高效对环境友好的催化剂-二乙酸碘苯成功地将类化合物-3,4-二甲氧基-α-(3,4-二甲氧苯基)-肉桂酸和-2-(3,4-二甲氧苯基)-3-(3,4-二甲氧苯基)-丙烯关环形成相应的菲环衍生物-娃儿藤碱重要中间体,此方法在国内尚属首次,具有重要的应用价值,此外可用此催化剂研究一系列类化合物的关环反应。
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Any of several plants of the genus Solanum, such as the bittersweet nightshade, most of which have a poisonous juice .
茄属植物一种茄属的植物,如美洲南蛇藤,大部分这种植物都能分泌毒汁
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Fourier Transform Infrared and Horizontal Attenuated Total Reflectance techniques were used to obtain the FTIR of semen cuscutae (the seed from Cuscuta chinensis lam) and Japanese dodder seed (the seed from Cuscuta japonica Choisy). The similar features between the semen cuscutae and Japanese dodder seed are extracted by continuous wavelet transform.
采用水平衰减全反射傅里叶变换红外光谱法测定了同属种子植物中药材菟丝子及金灯藤的FTIR,运用基于连续小波多分辨率分析法对吸收较为相似的菟丝子及金灯藤的FTIR进行特征提取。
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Judged by the important valuecalculated based on the individuals with DBH3cm, major tree species were Cyclobalanopsis glaucoides, Pistacia weinmanni folia, Neolitsea homilantha and Olea yunnanensis.
依据两个10000平方公尺森林样地的调查,在两个样地内分别记录到植物95科142属的163种和70科110属的125种,其中,草本物种最多,乔木次之,藤本较少。
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Judged by the important valuecalculated based on the individuals with DBH≥3 cm, major tree species were Cyclobalanopsis glaucoides, Pistacia weinmanni f olia, Neolitsea homilantha and Olea yunnanensis.
依据两个10000m^2森林样地的调查,在两个样地内分别记录到植物95科142属的163种和70科110属的125种,其中,草本物种最多,乔木次之,藤本较少。
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Of or relating to plants of the family Solanaceae.
茄属植物一种茄属的植物,如美洲南蛇藤,大部分这种植物都能分泌毒汁
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Pollen Morphology of Nine Chinese Species of Uncaria Schreb.
匡延凤,廖景平。中国钩藤属9种植物的花粉形态。
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The size, shape and exine ornamentation,verrucose,exine thickness,and the size of lumina in pollen grains are of great significance in the systematics at species level of the genus Calamus.
花粉的大小、形状、外壁纹饰、外壁是否有突起,外壁厚度和网状纹饰网眼的大小,对于省藤属的种级分类有较大的意义。
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Flower buds cylindric-lanceolate, apex caudate-lanceolate; corona inserted at middle of corolla tube, lobes ovate or linear, apex obtuse; pollen in a single mass in each anther locule
花芽圆筒状披针形,披针形先端尾状;副花冠花冠筒,裂片卵形或线形的着生的在中部,先端钝;在每花药子房室里的花粉在一单的群众 2 Cryptolepis 白叶藤属
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The pollen grains are monad, small, radically symmetrical, and tricolporate, with a spheroidal to subprolate shape in equatorial view and three-lobed circular shape in the polar view.
结果表明,钩藤属植物的花粉为单粒,小型,辐射对称,赤道面观圆球形至近长球形,极面观3-裂圆形,具3孔沟,萌发沟裂缝状,长达两极。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。