tree layer 中文意思是什麼

tree layer 解釋
喬木層
  • tree : n 特里〈姓氏〉。n 1 樹〈主要指喬木，也可指較大的灌木〉。 ★玫瑰可以稱為 bush 也可以稱為 tree 2 木...
  • layer : n 1 放置者，鋪設者，計劃者。2 【賽馬】（一般）賭客。3 產卵的雞。4 【軍事】瞄準手。5 層；階層；地...
  1. Get 4 right anterolateral femoral flaps and 4 left scapular flaps which were dyed obviously after 3 days, dehydrate by graded ethanol, vitrification and paraffin embeded, horizontally and vertically sliced continuously, thickness is 15, 20 and loojtim respectively, he dyed, observed under microscope. results : ( 1 ) direct cutaneous artery or musculo - cutaneous artery, in the procedure of common integument tissue being shallowed up step by step, continuously sending out branches to deep fascia layer, superficial fascia layer, hypodermis layer, hypopapilla layer and papilla layer to form the five - grade cutaneous microcirculation " blood vessel tree " of the skin blood vessel network that can be identified

    結果門）亙接皮動脈或肌皮動脈，在體被組織逐步淺出的整個行程中，不斷發出分支並分別在深筋膜層、皮下組織（淺筋膜）層、真皮下層、乳頭下層和乳頭層內形成五級具有鑒別特徵的皮膚微循環血管網（血管樹） 。 （ 2 ）體被組織靜脈血管網由淺入深分為五層：皮膚乳頭層。乳頭下層、真皮下層、皮下組織層和深筋膜層。
  2. The vertical structure of each forest community were obvious and could be divided into tree layer, shrub layer, herbage layer and lianas

    各群落垂直結構十分明顯，可分為喬木層、灌木層、草本層和層間植物。
  3. The species richness and diversity index order of coniferous and broad - leaf forest and evergreen broad - leaf forest in different geology plots was as follows : shrub layer > herb layer > tree layer ; in shrub plots, the order was herb layer > shrub layer. in general jsw, jsi and ea index order was herb layer > shrub layer > ree layer. that indicated that the species of tree and shrub in karst area distributing is not even, and the species, which are dominant and adapt to the karst environment are cleaer

    不同地區樣地針闊混交林和常綠闊葉林物種豐富度指數、多樣性指數均表現為灌木層草本層喬木層，而在灌叢樣地，物種豐富度和多樣性指數表現為草本層灌木層；整體上，石灰巖地區樣地jsw 、 jsi和ea指數為草本層灌木層喬木層；砂頁巖地區樣地為灌木層草本層喬木層。
  4. The results were following : ( l ) generally, all four indices showed the similar variation patterns in species diversity ; ( 2 ) generally speaking, the order of species diversity indices changed with the pattern : shrub layer tree layer herb layers ; ( 3 ) the species diversity of evergreen broadleaved forests was larger than that of warm conifer forests ; ( 4 ) the species diversity of forests in meizi lake area has been affected by human factors

    結果表明： （ 1 ）梅子湖森林植被樣地物種多樣性測度的結果，上述4種指標總體上表現出相同的變化趨勢。門）總體看來， 14個樣地的物種多樣性指數在群落不同層次的變化規律為：灌木層喬木層草本層。 （ 3 ）不同植被類型的物種多樣性特徵是：常綠闊葉林暖性針葉林。
  5. In this thesis, load flow algorithm for radial distribution networks is also discussed. a new alternate iterating algorithm is adopted which shows its efficiency in distribution reliability evaluation. a new algorithm of double - - layer tree structure to simplify the complex distribution network is proposed, which is used in fmea to improve the efficiency of distribution reliability evaluation

    根據實際配電網的運行情況，建立了分析其可靠性的統計和預測指標；討論了適用於配電網可靠性分析的潮流計算方法；提出了雙層樹結構的配電網路簡化方法，並應用於故障模式後果分析法中，提高了應用故障模式後果分析法分析配電網可靠性的效率。
  6. The products are as follows, madder, garland, christmas tree, optic fibre tree, christmas ornament, congratulate antithetical couplet, the mid - autumn festival paper light, joyous articles, etc. will it be the spring festival christmas, based on out - and - out raw materials, seiko makes, one layer of quality testing, aim at giving users and whole seller a mind to create a good prestige

    產品有：茜草、拉花、聖誕樹、光纖樹、聖誕飾物、聖誕春節賀聯、中秋紙燈、喜慶用品等，以貨真價實的原材料為基礎，精工製造、層層質檢，旨在給用戶及批發商心目中創造一個良好的信譽。
  7. Effects of selective cutting of different intensities on the tree layer structure and species diversity of evergreen broadleaved forest

    擇伐作業對常綠闊葉林喬木層樹種結構及物種多樣性的影響
  8. The research result is following : the annual species richness index of studied forest plant community averaged 64. 688, the species diversity index was 2. 982. the proportion of every functional group of forest plant community is : herbaceous layer ( average is 68. 89 % ) > tall tree layer ( average is 15. 266 % ) > shrub layer. ( average is 15. 845 % ) the proportion of every functional group in forest insect communities is remarkably different, and the order of the proportion is herbivorous insect group ( average 0. 729 ) > predatory natural enemy insect group ( average 0. 136 ) > parasitical insect group ( average 0. 135 ). with seasonal change, the proportion of herbivorous and predatory insect group decreased obviously, while that of parasitical insect group increased on average by 147 %

    研究結果如下：森林植物群落種的全年物種豐富度指數平均為64 . 688種，多樣性指數為2 . 982森林植物群落內各功能類群物種所佔比重依次為：草本層（平均為68 . 89 ） >喬木層（平均為15 . 266 ）灌木層（平均為15 . 845 ） 。森林昆蟲群落中，全年各功能類群所佔比重以植食性昆蟲類群為最大，平均佔0 . 729 ；捕食性昆蟲類群次之，平均佔0 . 136 ；寄生性天敵類群為最小，平均為0 . 135 。
  9. Effects of different intensities of artificial disturbance on tree layer of castanopsis carlesis forest using method of diversity measure

    多樣性的測度方法探討不同人為干擾強度對米櫧林喬木層的影響
  10. Analysis on the species richness and diversity index, community evenness in different plots and layers of evergreen broad - leaved forest in shiyang forest center in wencheng, zhejiang province resulted that species richness and diversity index, community evenness of the second sublayer of tree layer was much greater than that of the first sublayer in the vertical structure of the community

    對文成縣石?林場常綠闊葉林的不同樣地、不同層次的物種豐富度、物種多樣性指數和群落均勻度進行了分析，結果表明:在群落垂直結構中，喬木層第2亞層的物種豐富度、物種多樣性指數、群落均勻度顯著大於第1亞層。
  11. The species diversity index of the tree layer was a bit low, and the general trend was shrub layer > treelayer > herb layer

    喬木層物種多樣性指數偏低，垂直結構各層次間物種多樣性大小依次為灌木層>喬木層>草本層。
  12. The complicated vertical structure could be divided into tree layer, shrub layer and herb layer, as well as a definite number of interstratum plants

    群落垂直結構復雜，可分為喬木層、灌木層和草本層，並有一定數量的層間植物。
  13. The species richness and diversity index of the tree layer and the shrub layer was obviously higher than that of the herb layer, and their evenness had evident difference

    喬木層、灌木層的物種豐富度、物種多樣性指數均大於草本層，且差異極顯著，群落均勻度差異顯著。
  14. The results shows that the community richness, species diversity indices and evenness of tree layer and shrub layer share the same order, of which is higher in pure limestone region than that of in pure dolomite region, but it reverse in herb layer ; the coefficient of similarity is considerably low between all plots, while species turnover rate is quite high among the plots and is higher in dolomite region than that of in limestone ; in different karst regions, karst processing leads to niches diversity characterized by special morphologies and special element geochamical features, and therefore affect the dynamic and features of plant communities

    我們在最有代表性之一的貴州茂蘭喀斯特森林保護區選取純灰巖和純白雲巖兩種巖性的喀斯特環境，對其元素地球化學特徵及其中原生性植物群落的相異性和物種多樣性進行了對比，結果發現：不同巖性區域多樣性：喬木層和灌木層為純灰巖區純白雲巖區，草本層為純白雲巖區純灰巖區，總體上純灰巖區的高於純白雲巖區的；各樣地間的相似性系數都很低，相同巖性類型內的明顯高於不同巖性類型之間的相似度；物種周轉率高，且白雲巖區高於石灰巖區，種類組成差異明顯；喀斯特區可溶巖地球化學背景通過喀斯特作用導致特殊的地形條件與元素地球化學特徵，並引起局部小生境的分異從而影響植物群落特徵。
  15. Diversity index of tree layer decrease with the increase of mankind disturbance, however, the diversity index of fuxingshi is less than comparison plot, it is likely that there are some history reasons, or the quantities of potential settlers are less, and it is far from species source plot or there are some interactions between these species in the communities

    喬木的多樣性指數隨人為干擾的增加而降低，但復興寺多樣性指數比對照樣地小。幼樹和灌木的多樣性指數隨干擾加劇和片斷化隔離時間的增加而呈降低趨勢。草本植物的多樣性指數在復興寺、聚雲峰和猿嘯峰較連續森林高，在其它片斷森林則較低。
  16. There was no significant difference of diversity index between the tree layer and the shrub layer

    喬木層與灌木層之間多樣性各項指標總體無顯著差別。
  17. There were 83 species in the community 4 ( castanopsis sclerophylla - camellia oleifera - maesa japonica community ), and castanopsis sclerophylla, castanopsis fargesii and schima superba were the dominant species of tree layer, and camellia oleifera, itea chinensis and symplocos sumuntia were the dominant species of succession layer, and maesa japonica was the absolute dominant species of regeneration layer. there were 76 species in the community 5 ( castano

    用物種重要值代替物種多度來測定物種多樣性，結果表明: margalef豐富度指數隨著群落層次的物種數增加而增加，與群落各層次的個體數無關，各群落的喬木層的simpson多樣性、 shannon一wiener多樣性、 simpson均勻度、 shannon一wiener均勻度4個指數一般小於其演替層的相應指數，演替層與更新層的相應指數之間無必然大小關系。
  18. There were 88 species in the community l ( castanopsisfargesii - symplocossumuntia - acidosasa longiligula community ), and castanopsis fargesii, castanopsis carlesii and schima superba were the dominant species of tree layer, and symplocos sumuntia and acidosasa longiligula were respectively the dominant species of succession layer and regeneration layer

    各群落中有許多層間植物黃茵嶺生態保護小區常綠闊葉林生態特徵研究?藤本，主要有網脈酸藤子、香花崖豆藤、菠葵等。
  19. There were 71 species in the community 2 ( castanopsis fargesii - itea chlnensis - maesa japonica community ), and castanopsis fargesii and itea chinensis were respectively the absolute dominant species of tree layer and succession layer, maesa japonica was the dominant species of regeneration layer

    群落次生天然演替過程是以地帶性植被殼斗科、茶科、冬青科等物種為主。總體上黃茵嶺生態保護小區群落種子植物屬的分佈類型是以熱帶分佈成分佔絕對優勢，種子植物以熱帶起源為主。
  20. There were 66 species in the community 3 ( castanopsis fargesii + schima superba - itea chinensis - maesa japonica community ), and castanopsis fargesii and schima superba were the dominant species of tree layer, and itea chinensis and symplocos sumuntia were the dominant species of succession layer, and maesa japonica and ardisia japonica was the dominant species of regeneration layer

    採用物種數、 m雌alef豐富度指數、 simpson和shannon一wiener多樣性指數、 simpson和shannon一wiener均勻度指數對黃茵嶺生態保護小區森林群落多樣性進行測定，結果表明該地區有較高的物種多樣性。
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