群同態 的英文怎麼說
中文拼音 [qúntóngtài]
群同態
英文
group homomorphism-
Monitoring the whole avifauna ( community ) both in breeding season and non - breeding season. individual and population are good indicators of environment pollution, and there are still some questions about the guild monitoring and community monitoring. finally, we surveyed bird species and relative abundance in three areas of the upper reaches of minjiang river during both summer and autumn
普遍意義上的用鳥類監測環境主要包括： 1監測某一種的繁殖期和非繁殖期（冬季）種群； 2監測不同種的種群動態； 3監測整個鳥類區系的種群動態和群落動態，也就是（ 1 ）種群及個體； （ 2 ）種團； （ 3 ）群落三個層次。Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us
本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵，包括南方紅豆杉種群年齡結構、種群空間格局（探討分佈格局動態規律與生境相互關系） 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等，分析其目前現狀及瀕危原因，期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎，也為瀕危植物種群生態學的研究提供參考。Especially, we compute the hochschild cohomology of endomorphism algebras of complete exceptional sequence of the path algebra whose quiver has 3 vertices and has no orientation
第四章中，我們主要研究具有三個點的且不帶方向圈的有向箭圖的路代數上的完備例外序列的自同態代數的hochschild上同調群。Homomorphisms from 3 - order special linear groups over skew fields
階線性群的同態Homomorphisms between two dimensional linear semigroups
域上二維線性半群的同態Homomorphisms between two sets of fuzzy subsemigroups
兩個模糊子半群集合之間的同態Elementary properties of homomorphisms of semigroups
半群同態的基本性質Pooulation dynamics of bemisia tabaci on different host plants and its chemical control
煙粉虱在不同寄主作物上的種群動態及化學防治And, isomorphism andf homomorphism issues between the quotient groups determined by yough normal subgroups are further discussed
並討論了由粗正規子群決定的商群之間的同構和同態問題。Homomorphisms from orthogonal groups to general linear groups over the real numher field
二元域上一般線性群到任意域上一般線性群的同態Metahomomorphisms on infinite cyclic groups
無限循環群上的亞同態The dynamics in different stages : the populations were significant difference in different stages to a certain extent in seven tobacco cultivars, while the flora was not significant difference
不同栽培時期煙草植株中內生細菌種群動態：七個試驗品種在各個栽培時期帶菌量有時表現顯著差異。Besides, we would also like to encourage the comparative studies on hakka culture in taiwan and abroad. to get a better understanding of chinese society, we would also discuss the changes of hakka history as well as its political and social construction
除致力客家族群與其他族群間互動的族群生態關系之探討外，同時討論客家族群本身的歷史文化與政治社會結構的變化，以助於深入研究復雜的華人社會。Abstract : in this paper we gave the relations of group actions orbits and orbits numbers, and the relation of group with the transtive action normal subgroup conjugatins subgroup and its applicatons
文摘:運用群作用與同態刻劃了群作用之軌道，軌道數與群階數之間的關系，群與它可遷作用正規子群共軛子群之關系及其作用In some finiteness conditions, we prove that there exists a natural abelian group homomorphism from the grothendieck group of r to the grothendieck group of a. in particular, the homomorphism is splitting if p is quasi - n - tilting
在適當的有限性條件下，我們證明了一個從r的grothendieck群到a的orothendieck群的自然的阿貝爾群同態。By using the theory of finite fields, the relationship of module operation among difference matrices of a mixed difference matrix is generalized to that of group homomorphism. a new concept of normal mixed difference matrix is proposed. the relationship between normal mixed difference matrix and the construction of orthogonal arrays is discovered
?利用有限域理論，把不同水平差集矩陣之間的取模運算關系推廣為更加廣泛的群同態關系，提出了標準混合差集矩陣的概念，找到了標準混合差集矩陣和混合水西安電子科技大學博士學位論文:正交表的構造方法及其應用平正交表的構造之間的關系，提出了利用標準混合差集矩陣構造正交表的方法且構造了一些新的正交表Shape angle : in the second and third chapter, concentrating the cluster space composes. form two different angel - " street and lane " and " building group ", we main base on the space shape and emphases the physical space
並在形態研究中，重點將簇群空間分為兩個部分來探討，即街巷空間和建築組群，分別從不同角度來剖析古鎮簇群形態。Now, recall that a class fof groups is a formation if it is closed under homomorphic images and subdirect products
） u 。我們知道所謂群系，是一個關于同態像閉的和次直積閉的群類。Systematic research across multiple subjects such as biology, chemistry and physics will be carried out, in order to understand the population variation of hab species in coastal china seas, to understand the mechanism of hab damage, to elucidate the ecological and oceanographical mechanism of hab construction, thereby provide scientific foundation for efficient methods for " hab prevention, control and treatment ", and contribute to the global morden theoretical system of hab ecology and oceanography
通過生物學、化學和物理海洋學多學科交叉綜合研究，掌握我國近海赤潮生物種群動態變化規律，了解其危害機理，闡明赤潮高發區赤潮形成的生態學、海洋學機制，為建立"預防、控制和治理赤潮"的有效方法提供科學依據，同時也為發展全球赤潮生態學和海洋學現代理論體系作出貢獻。" restoration plan of wetland higher plant community in xuanwu lake " discusses the tenet and principle of the restoration of wetland higher plant community in xuanwu lake, collects the basis of choosing of the wetland higher plant communities from four angles, controlling pollution, landscape succession, beautifying environment, economic utilization. then on the basic of the environment characteristic of the xuanwu lake and the characteristic of the vegetative form and the distribution pattern of wetland plant community, we choose the suitable wetland plant population ; make the plan of the topographical reformation and wetland plant community construction
「玄武湖濕地高等植物群落恢復規劃方案」討論了玄武湖濕地高等植物群落恢復的原理與原則，從治理污染、景觀演替、觀賞美化和經濟實用的角度研究收集了植物群落的選擇依據，進而根據玄武湖濕地獨特的生態環境特點、濕地植物群落特殊的生活型及分佈方式，確定了適宜的濕地高等植物種群，同時也確定了玄武湖濕地植物群落恢復試驗區湖底地形的改造方案、植物群落的配置和種植方式。分享友人