种特征
- 与 种特征 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Macromorphology of seeds and micromorphology of the seed-coat in 53 species and 5 varieties belonging to three genera (Smilax, Heterosmilax and Ripogonum) of Smilacaceae were observed under the light microscope and the scanning electron microscope. The seeds are spheroidal, hemispheroidal or trigonal-oblate in shape.
在光学显微镜和扫描电镜下对菝葜科Smilacaceae 3个属(菝葜属Smilax、肖菝葜属Heterosmilax和Ripogonum属)共53种5变种植物的种子形态及种皮微形态特征进行了研究。
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Has also been considered during the revision.More than 1,100 specimens from 11 herbaria worldwide have been examined. After having studied the characteristics, phenology and ecological habit, we have gotten the morphological figures of each species. The characteristics of the disputed species have been studied in detail and have been quantitatively analyzed though scatter-map.
查阅和借阅了2个国家11个标本馆1100余份南五味子属标本,对世界范围的南五味子属种类作了整理,描绘了每个种的性状特征、物候期、生态习性,绘出了形态线描图,讨论了与其近缘属种间的关系;对在分类学上有争议的种类进一步进行解剖和测量,详细记录枝、叶、花、果实、种子等的形状、大小、数目、颜色、毛被等数据或信息,绘制散点图,对各种性状作定量研究,进行分析、归纳与分类。
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BLBC is a special phenotypic breast carcinoma with unique immunohistochemical characteristics,histomorphological features and poor prognosis,so we have to pay much attention to it as an independent subtype of breast carcinoma.
BLBC是一种特殊表型的乳腺癌,具有独特的免疫组化特征、组织形态学特点及生物学特性,预后较差,应作为一种独立的乳腺癌亚型加以重视。
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The method is characterized in that the acid solution of one of hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid and hydriodic acid is divided into two portions; aniline monomer and ammonium persulfate are respectively added; then aniline monomer solution and ammonium persulfate solution can be prepared.
一种乙酸松油酯的制备方法,其特征是,将盐酸、硫酸、硝酸、磷酸、氢碘酸中任一种酸溶液分成两等份,并分别加入苯胺单体和过硫酸铵,形成苯胺溶液和过硫酸铵溶液。
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Microstructure characteristic of hat-shaped specimen of two kinds of different component hypoeutectoid steel via different heat treatment was studied on SHPB forced shearing test with different loading velocity.
基于两种不同成分、两种不同热处理状态的亚共析钢的帽型试样强迫剪切实验,在Hopkinson压杆的不同速度加载条件下,研究了材料动态响应的微结构特征,分析了铁素体含量对绝热剪切的影响规律。
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The resultsshow that the Pliocene paleoclimate of Tuantian Basin is characterized by the mean annualtemperature 21.3-25.1℃, mean temperature of the warmest month21.3-25.1℃, mean temperature of the coldest month 10.8-14.6℃, difference intemperature between the coldest and warmest month 11.3-16.3℃, mean annualprecipitation 1225.7-1638.3 mm, and relative humidity 75-82%.
通过共存因子分析法,取团田植物群37个化石种的最近亲缘种的气候因子的共存区间,定量重建了团田晚上新世的古气候特征:年均温为16.4-19.8℃,最热月平均气温21.3-25.1℃,最冷月平均气温10.8-14.6℃,气温年较差11.3-16.3℃,年均降水量1225.7-1638.3 mm,年均相对湿度75-82%。
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The invention adopts the technical proposal that the nucleation and process of growth of the molecular sieve are controlled properly in the synthetic process of the ZSM-5 molecular sieve material for producing the Magadiite/ZSM-5 intergrowth material, wherein the proportion of intergrown phases is adjustable, and the synthesized Magadiite/ZSM-5 intergrowth material adopts the compositions including the following mole relation: nSiO2:Al2O3, where n is between 50 and 1000 in the formula, and the method is characterized in that the Magadiite/ZSM-5 intergrowth material has two intergrown phases and an XRD diffraction pattern thereof has the d-space maximum value at the lengths of 15.73+-0.1, 11.14+-0.1, 9.97+-0.1, 7.74+-0.1, 5.14+-0.1, 3.86+-0.05, 3.66+-0.05, 3.45+-0.05, 3.30+-0.05 and 3.14+-0.1 angstroms, thereby solving the problems properly.
本发明通过采用在ZSM-5分子筛材料合成过程中,控制好分子筛的成核和生长过程,制备出了一种Magadiite/ZSM-5共生材料,其中共生物相比例可调,合成的Magadiite/ZSM-5共生材料采用包括以下摩尔关系的组成:nSiO2∶Al2O3,式中n=50~1000,其特征在于所述Magadiite/ZSM-5共生材料具有两种共生物相,其XRD衍射图谱在15.73±0.1,11.14±0.1,9.97±0.1,7.74±0.1,5.14±0.1,3.86±0.05,3.66±0.05,3.45±0.05,3.30±0.05,3.14±0.1埃处有d-间距最大值的技术方案,较好地解决了上述问题。
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The present invention relates to a polyethylene resin having a multimodal molecular weight distribution, said resin being further characterized in that it has a density in the range of from about 0.925 g/ccm to about 0.950 g/ccm, a melt index (I2) In the range of from about 0.05 g/10 min to about 5 g/10 min, and in that it comprises at least one high molecular weight ethylene interpolymer and at least a low molecular weight ethylene polymer, and a composition comprising such resin.
本发明涉及一种具有多峰分子量分布的聚乙烯树脂,该树脂进一步的特征在于它具有从约0.925g/ccm到约0.950g/ccm的密度,和从约0.05g/10min到约5g/10min的熔融指数(I 2 ),和在于它包括至少一种高分子量乙烯共聚体和至少低分子量乙烯聚合物,以及包括这样树脂的组合物。
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In the society of ancient China,juan,the kind of personality trend,often interwove with crazy,leisurely,clean,the upright and so on in the same place.This article has analyzed four types:juan slender,juan crazy,juan hidden,incorruptible,which could reflect the personality characteristic of juan in the most;chosed Qu Yuan,Ruan Ji,Tao Yuanming,Jiangkui as typical examples and involved the poem,the article, the Ci,the Fu to...bestow on four kinds of literary styles.
在中国古代社会,狷类人格倾向往往与狂与逸与洁与耿介之类的概念交织在一起,本文分析了其中最能反映狷性人格特征的四种类型:&狷狭&、&狷狂&、&狷隐&、&狷介&,并选择了屈原、阮籍、陶渊明、姜夔四位狷性倾向比较集中与典型的古代文人,涉及了诗、文、词、赋四种文体类型,进行了略有系统的讨论。
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All five features contained in Hypo-AT1-7 and Hypo-ETA-1hydrogen-bond acceptor(A,hydrophobic aliphatic,negative ionizable,ring aromatic,and hydrophobic aromatic seem to be es...
通过比较叠合最优模型Hypo-AT1-7和Hypo-ETA-1,发现两种模型不仅总结了两种拮抗剂的必要结构特征,并具有共同之处。
- 推荐网络例句
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She gently rebuff ed him, but agreed that they could be friends
她婉言拒绝了,但同意作为朋友相处。
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If in the penal farm, you were sure to be criticized.
要是在劳改农场,你等着挨绳子吧!
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Several theories about reigniting and extinguishing of the arc have been refered.
本文综合考虑了几种电弧重燃和熄灭理论。