1)root system根系
1.Effects of the root system of Agrostis stolonifera on the decontamination of municipal domestic wastewater;匍匐翦股颖草坪根系对城市生活污水的净化效应
2.Studies on root system biomass of the plants in several kinds of wetland.;几种湿地植物根系生物量研究
3.Preliminary study on the relationship between seasonal dynamics of microfauna in the root system of water hyacinth and their effects on the purification of waterbody;凤眼莲根系微型动物群落的季节动态与净化效能的关系初探
英文短句/例句
1.The root system of the soybean consists of a taproot formed by the radicle.大豆的根系包括由胚根形成的主根。
2.Roots differ from shoots in lacking chlorophyll and not producing buds or lives.根据种子中根的生长情况，可将根分为须根系和直根系。
3.Nematode damage to the soybean roots is characterized by coarse roots.线虫破坏大豆根系的特征是：根系粗糙。
4.Lythrum salicaria is a perennial herb, its root system is a fibrous like tap root system.千屈菜Lythrumsalicaria为多年生宿根植物，须根状直根系。
5.The Connection between the Number of Subsystems with Rank l in an Irreducible Root System and the Chevalley Groups;不可约根系中子根系个数与Chevalley群子群的联系
6.root hairs on all surfaces of the root system根系所有表面上都有根毛
7.At maturity the root system is extensively nodulated.在成熟时，根系普遍具有根瘤。
8.Study on microbe group of Stylosanthes guianensis root and rhizosphere in Mao Village of Guilin柱花草根系与根际微生物类群的研究
9.Study on Rhizosphere Soil Microorganism and Rhizosphere Soil Enzyme Activity and Rhizosphere Soil Nutrient in Eucalyptus Grandis Plantation;巨桉人工林根系土壤微生物、根系土壤酶活性与根系土壤养分研究
10.Heterosis and Gene Expression Profile of Seedling Roots in Maize;玉米苗期根系杂种优势及根系基因表达谱分析
11.Ecological functions of tree root system and influencing factors on its distribution林木根系的生态功能及其影响根系分布的因素
12.Effects of Partial-roots Fertilization on the Growth of Sisal Hemp Plant and Roots部分根系施肥对剑麻植株和根系生长的影响
13.Research on Five Breed Adjective Roots and Dark Roots of Liana Plants Adaptability of Water Hydroponic and Physiological Characteristics五种藤蔓植物显根与暗根水培适应性及根系生理特性研究
14.To supply or fasten with a cable or cables.固定系牢用一根或多根缆绳系住或系紧
15.Establishment of Rapid Propagation System of Aerial Root Segments of An-thurium andraeanum Linden in vitro红掌气生根根段再生快繁体系的建立
16.Study of the Relation Between Plant Root Secretions to Root Region Microorganism根的溢泌物与根际微生物关系的研究
17.Objective: To analyze relations of mat surface and risk factors of root caries.目的：分析根面龋与根面易感性的关系。
18.Relationship of Root Canal Obturation Quality with Root Canal Therapy根管充填质量与根管治疗疗效的关系
相关短句/例句
root[英][ru:t][美][rut]根系
1.Effects of enhanced UV-B radiation on the growth of aerial parts and root of maize;紫外辐射增强对玉米地上部分与根系生长的影响比较
2.Effects of Different Nitrogen Treatments on Root Architecture of Malus hupehensis Rehd.;不同施氮处理对平邑甜茶根系构型的影响
3.Effects of waterlogging on root respiration intensity and respiratory enzyme activities of sweet cherry;淹水对甜樱桃根系呼吸强度和呼吸酶活性的影响
3)roots[英][ru:t][美][rut]根系
1.The effects of crop on N_2O emission from loess soil: roots and N_2O emission from soil;作物对黄土性土壤氧化亚氮排放的影响——根系与土壤氧化亚氮排放
2.Effect of roots of sugar beet,maize and soybean on the amount of soil microbe;甜菜、玉米和大豆根系对土壤微生物数量的影响
3.Responses of Anti-oxidative Enzymes in Pistacia chinensis Roots to Drought Stress;黄连木根系抗氧化酶系对干旱胁迫的响应
4)root systems根系
1.Comparison research on water transportation of non-drought and drought-stressed tomato root systems;干旱胁迫对西红柿根系水导的影响研究
2.To detect the expression of PIP2-5 in maize root systems under water deficit,semi-quantitative PCR was used.在PEG-6000模拟水分亏缺条件下,以微管蛋白基因为内参基因,水通道蛋白基因PIP2-5为检测基因,采用半定量逆转录聚合酶链式反应(RT-PCR)体系检测PIP2-5基因在玉米根系中的表达的结果表明,人工模拟水分亏缺条件下PIP2-5基因表达量高于正常水分条件下的。
3.Several plant root systems are probed using method of 3D excavation.采用三维坐标挖掘法对宁夏南部山区梯田埂坎上较为常见的几种植物根系分布进行了调查,并对根系的伸展模式进行了分类。
5)plant roots根系
1.From the crown to the plant roots of the plants,they reduce the flows and its amouring the soil,improve the soil infiltration of the flows,reduce the sediment transport on the slope,as a result,the water and soil losses also became smaller.植被从林冠至根系在不同层面上减缓径流对土壤的冲刷 ,并改善土壤入渗 ,减少坡面泥沙的输移 ,使水土流失量减少。
2.To assess the effectiveness of plant roots on elements transport of loess soil during the heavy rainstorm,a field study was carried out on nutrients transport in the forest(Pinus tabulaeformis) soil as affected by pine roots and farmland soil with no roots as the cont.本文用原状土柱淋滤实验装置及大型挖掘剖面壁法,定量分析了特大暴雨下不同深度土层油松林根系影响土壤元素的稳定输出通量的剖面特征,旨在探索黄土区林木根系对土壤养分生物有效性的提高途径。
3.Different plant roots may have potential impacts on nutritious elements movement in soil profiles.不同植物群落根系对土壤元素迁移具有显著影响,不同基因型植物细根的特殊剖面分布特征,是其适应和改善土壤养分物理化学逆境的生理生态学基础。
6)root systems/spin out根系/根灵
延伸阅读
根系根系root system 根系l献攀把n;劝poe。明eoe砚Ma] R上向量空问V的有限集R，具有以下性质:1)R不含零向量，并且生成V;2)对每个以任R，存在V的对偶空间犷的元素矿，使得f(幻二2，并且F的自同态s，:刀一x一f(x)戊映射R到自身:3)对所有:，刀日尺，n(:，刀)=:‘(口)任2. 具有上述性质的向量集首先在复半单L记代数的理论中作为这种代数的极大环面的伴随表示的权集出现(见lle代数表示的权(讹19】It of areP岛entationofaL记司罗腼);半单珑代数(Ljea」ge腼，s恻-slmPle))，后来注意到这样的向量系自然地出现在其他的数学分支中，例如代数几何((41，〔71)，奇点理沦(17」)和整数值二次型理论(【51).数论中的某些问题最终也同根系有关(【61). 根系的一般性质.自同态s二是关于“的反射(refle而on)，并由性质l)和2)唯一确定.5:的不动点集是Ker矿，而s。(幻=一:.R的元素称为根系R的根(mot).它的秩(正砍)是djnlV.根系R称为约化的(比du以对)，若对任意“任R，一“是仅有的与:共线的根.集合R’二{矿::任R}是广中的根系，而对所有:‘R，f’二叭它称为R的对偶(d以d)(或逆(mve巧e)).由V的将R映到其自身上的所有自同构生成的有限群A(R)称为根系R的自同构群(automorp恤mgrouP).A(R)的由反射s。(:任R)生成的子群评(R)称为R的硒几叨群(城ylgroup).若F是子空间V，(i=1，…，l)的直和，风是V，中的根系，则R=口{_，R‘是V中的根系，称为根系R‘的直和(direct suln).非空根系R称为不可约的(渝目ueible)，若它不是两个非空根系的直和.每个根系是若干不可约根系的直和，不计它们的顺序，这个分解是唯一的. 集合V一口:。:Ker矿的单连通分支是开的单纯锥体，通常称为F中根系R的房(chamber).认乞yl群单可迁地作用在所有的房组成的集合上.任何房C的闭包己是离散群w(R)的基本区域(丘m血订坦川比1do~).设L，，…，L;是房C的墙.对每个墙L，，存在唯一的根:;，使得L，二Ker::，并且:，同C位于L，的同一侧.这组根“，，…，“r构成V的一组基，称为由房C确定的根系的基(basis of the roots娇把m山士in浏by the chamberC).也可以说，戊，，…，“;是由房C确定的单根(slmPle root)的集合.群评(R)由反射s。(i=l，一，l)生成，此外(s。
