水面上生物 的英文怎麼說

中文拼音 [shuǐmiànshàngshēng]
水面上生物 英文
neuston
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 上名詞[語言學] (指上聲) falling-rising tone
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • 水面 : the surface of the water; table水面操縱 surface manoeuvering; 水面導航 surface navigation; 水面發...
  • 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方及其根本原因,論文主要從土壤剖理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植群落多樣性等4個方對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒,以鯽魚為實驗動,應用環境技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全和系統地研究了環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各平層次的影響,為制定漁業預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對態系統造成的損害。
  3. Two masses constrained to move in a horizontal plane collide.

    在兩個限定在一個運動的體發碰撞。
  4. I had often stood on the banks of the concord, watching the lapse of the current, an emblem of all progress, following the same law with the system, with time, and all that is made ; the weeds at the bottom gently bending down the stream, shaken by the watery wind, still planted where their seeds had sunk, but erelong to die and go down likewise ; the shining pebbles, not yet anxious to better their condition, the chips and weeds, and occasional logs and stems of trees that floated past, fulfilling their fate, were objects of singular interest to me, and at last i resolved to launch myself on its bosom and float whither it would bear me

    我常站在康科德河的岸邊,望著逝去的流- - -它是一切過程的象徵,和宇宙,和時間及一切造受同一法則的支配;那河底的草隨著流輕柔地彎曲,彷彿受到底清風的吹拂,此刻還在底紮根,但不久后就會凋零並隨波濤逝去;那閃亮的鵝卵石- - -它們還不急著尋找更好的去處,那砂石碎屑、藤蔓野草,和那偶爾從漂過、奔向命運盡頭的圓木、樹干,都使我產了極大的興趣,我最終決定泛舟于康科德河的胸膛之,隨它將我載去任何地方。
  5. Benthic foraminifer fauna, ams14c dating and acoustic sub - bottom profile was analyzed in the core ey02 - 2 and ey02 - 1 drilled from the muddy deposit in the middle southern yellow sea and the mid - shelf of north east china sea. considering the results of core qc2 ? dz4 and the standard oxygen isotope curves, we discussed the late - quaterenary paleo - environment evolution, benthic foraminifer fauna, paleo - climate, the climate events and water mass in postglacial period, average sedimentation rates, paleo - water depth, origin of sediments, average sea level rise rate in the shelf of south yellow sea and east china sea. at last we discussed the condition of sea level rise in the east china, green house effect and the protection of coastal zone

    本文根據南黃海中部泥質區和東海中陸架的兩個鉆孔巖芯的古、 ams ~ ( 14 ) c測年、淺地層剖等,參考qc _ 2 、 dz _ 4成果及標準氧同位素曲線探討了黃東海陸架晚第四紀古環境演化、底棲動群特徵、古氣候、冰後期以來氣候事件、古團、沉積速率、古深、沉積源、海平平均升率,討論目前中國東部海平升的狀況、溫室效應及海岸帶保護。
  6. They were, says mr stephen, and the end was that the men of the island, seeing no help was toward as the ungrate women were all of one mind, made a wherry raft, loaded themselves and their bundles of chattels on shipboard, set all masts erect, manned the yards, sprang their luff, heaved to, spread three sheets in the wind, put her head between wind and water, weighed anchor, ported her helm, ran up the jolly roger, gave three times three, let the bullgine run, pushed off in their bumboat and put to sea to recover the main of america

    「此語不差」 ,斯蒂芬先曰, 「其結果,本島男子發現負情女子異口同聲,無可救藥。遂建造舟筏,攜家財登船,桅桿盡皆豎起,舉行登舷禮,轉船首向風,頂風停泊,揚起三帆,在風與之間挺起船首,起錨,轉舵向左,海盜旗迎風飄揚,三呼萬歲,每次三遍,開動艙底污泵,離開兜售雜之小舟,駛至海,航往美洲大陸。 」
  7. On the basis of the discussion of the ecological rehabilitation on subsidence land of coal extraction, the land structures of nourishment, plane and perpendicularity on subsidence area of coal extraction are differently designed. on nutritive structure green crops are mainly common crops, green vegetables, green forage crops and acquatic creatures. on plane structure the center of the subsidence land of coal extraction can be used as fish culture in net cage, the periphery can be established as fish pool and economic crops in water, and the outmost layer can be used as high - yield field, vegetable shed, domestic animal breeding area and fruit - bearing forest. on vertical structure the deepwater area can be established as fish pool and economic crops in water, and the uppermost layer can be developed as acquatic and semi - acquatic crops or dry farming crops

    在討論採煤塌陷地態復墾的基礎,對新泰市採煤塌陷區態復墾用地的營養結構、平結構和垂直結構進行了優化設計.在營養結構,綠色作主要是農作、蔬菜、飼料及.在平結構,在塌陷的中心地帶實施網箱養魚,外圍區建立精養漁塘和經濟作,最外層態復墾為高產農田、蔬菜大棚、畜禽養殖區和林果地.在垂直結構,在積區建立精養漁塘和經濟作,最層則發展、半及旱作綠色經濟作
  8. The distribution among the little attendants permeable material extraction alone jade carved pine, water spray, and the quiet river boat in the boat to admire the view of the poet, carving vivid characters, the characters formed a lively you cliff map

    中間分佈的點點翠色透料獨玉摘雕松樹,流浪花以及河靜靜的小船,船的詩人賞景,人雕刻動,組成了一幅氣韻動的游赤壁圖。
  9. The accumulation and transportation of moist available potential energy and the release of the condensation heat offer the material condition for this heavy rainfall. under the condition of the air ' s movement through the stiff moist isentropic surfaces, the development of vertical vorticity of mesoscale low vortex system is accelerated due to the slantwise vorticity development, and to form stronger convective system, so as to result in heavy storm rainfall

    濕有效能量的積聚和輸送為強降的發、發展提供了充分的質條件;由於沿陡立等熵的空氣滑運動,因傾斜渦度發展造成了中尺度低渦系統垂直渦度迅速增加,促進了低渦的快速加強,形成強對流系統,導致強暴雨過程的發
  10. The theoretical analysis shows that any human activities, responsible for the changes of rock, air, water, soil and biology inside or outside the caves, will influence inevitably cave animals in terms of such levels as molecule, cell organelle, cell, tissue, organ, system, individual, population, society and ecosystem. these effects can be observed on cave animal ' s shape - building, activity, tissue structure, metabolism, space - time distribution, biothythm, structure of population and society, food chain, bio - relation, diversity of population and society, and function of the above - mentioned levels

    理論分析表明,凡是能夠引起地表和洞穴巖石、空氣、、土壤、等變化的一切人類活動都不可避免地使洞穴動在分子、細胞器、細胞、組織、器官、系統、個體、種群、群落和態系統各級層次效應,這些效應具體表現在影響洞穴動形態建成、行為、組織結構、新陳代謝、時空分佈、節律、種群和群落結構、食鏈結構、關系、種群和群落多樣性以及各層次所表現的功能的多少、快慢、強弱等方
  11. Pyramid of biomass a type of ecological pyramid based on the total amount of living material at each trophic level in the community, which is normally measured by total dry weight or calorific value per unit area or volume, and shown diagrammatically

    量金字塔:指基於群落每個營養命的質總量的一種態金字塔類型,通常通過總干重或者每單位積或體積的熱量值來衡量,並用圖表表示出來。
  12. High fertility rates are leading to extreme local environmental pressures ? water stress, land degradation, overhunting and overfishing, falling farm sizes, deforestation and other habitat destruction ? thereby worsening the grave economic challenges these lands face

    育率會對當地環境造成嚴重的沖擊:資源不足、土地遭受侵蝕、過度漁獵、農田積縮小、山林濫墾和其他棲息的地區受到破壞,讓原本就很棘手的經濟困境雪加霜。
  13. It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources

    在黃河河道濕地研究和黃河體內頂級種(魚類)的調查分析基礎,確定了黃河不同類型態保護區的態保護目標:從流域角度而言,黃河游的主要態保護目標是植被和源涵養林;中游應以土保持為主,主要是恢復和保護植被;下游以保護濕地類型和維持濕地積為重點,保護多樣性和重要鳥類資源。
  14. Back in 1986, many of hong kongs rivers were in a bad state. the river network was experiencing severe water pollution at many levels, so much so that some rivers had become too polluted to support life and were black and foul - smelling

    回想1986年時,香港大部分河溪的質都非常惡劣,河溪網路在不同層受到嚴重污染,有些河甚至呈黑色發出惡臭令無法存。
  15. Please press on the above hyperlink to view our discovered jelly fishes and other organisms

    題目可觀看母jelly fish及其它
  16. Rubber tree ( hevea brasiliensis ) is an important economic woody - crop in tropical areas. its latex is the unique source of crude rubber used in current industry. because of its special and important use, the rubber tree has been extensively planted in tropical areas. increase production is always the main target in rubber tree cultivation. since the ethrel was applied in increasing latex production in 1968 for the first time as a chemical stimulant, not only the latex production had been increased largely, but also a new set of rubber tapping system had been established, leading to a series of economic benefit. owing to ethrel " s extensive application, its side effects had been found more and more obviously, such as tapping dry, speeding up senescence, shortening the life span of rubber tree etc. in order to overcome the side effects and increase production more availably, for a long time, people had carried out lots of research work on cell level, membrane level, physiology and biochemistry of laticifer contents. but the mech anism why ethrel increased latex production was not yet understood completely. this study had cloned the ethylene receptor gene ( efrl ) from rubber tree, and researched the relationship between etrl expression in laticifers and ethrel stimulation on transcription level and protein translation level. the results were as follows : 1

    但是,由於乙烯利應用的普及,乙烯利刺激割膠引起橡膠樹發死皮病及加速膠樹衰老,縮短膠樹壽命等副作用也越來越明顯。為了克服這些副作用,使乙烯利能更有效地刺激增產,長期以來,人們在細胞平、膜平和乳管細胞內含化層進行了大量的研究,但仍未完全了解乙烯對膠樹的作用機制。本研究從分子平入手,克隆橡膠樹的乙烯受體基因( etr1 ) ,並在轉錄平和蛋白質翻譯研究etr1基因在乳管細胞中的表達及與乙烯刺激的關系,取得了以下結果: 1
  17. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表曝氣合建式活性污泥工藝的污處理曝氣過程為研究對象,在闡述了曝氣過程式控制制參數選取可行性的基礎,建立了以溶解氧濃度do和活性污泥排放量qw為控制變量,以曝氣池中有機濃度s和微濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污處理理論,在現有關于污處理最優控制問題研究的基礎,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解,並進行模擬實驗驗證。
  18. Based upon the analysis of the data obtained during the survey, it can be concluded that : 1 ) the number of biomass of macrobenthos in the yellow sea and the east china sea in autuma is higher than that in spring, while the number of density of macrobenthos in autumn is lower than that in spring ; 2 ) the number of biomass of macrobenthos in the yellow sea is higher than that in the east china sea ; 3 ) the number of species in the yellow sea is lower than that in the east china sea ; 4 ) one of the characteristics of distribution of macrobenthos in the east china sea is that the species richness increased from the coastal waters to the offshore deep waters, from the north to the south. 5 ) the species composition in the deeper part occupied by the cold water mass of the yellow sea is more stable than that in the coastal part of the yellow sea in the late 40 ~ 50 years

    通過以幾方的分析,結果表明: 1 )黃東海調查海域的秋季總量均高於春季,總棲息密度則低於早春季; 2 )黃東海春季多樣性指數高於秋季; 3 )南黃海、東海的文特點顯著不同:東海底溫顯著高於南黃海底溫,東海底鹽亦高於南黃海底鹽; 4 )南黃海春秋季量分佈無一致規律,東海春秋季量除長江口外基本自近岸向外海逐步降低; 5 )東海大陸架大型底棲動的種類組成較南黃海更豐富; 6 )東海大型底棲動的分佈特點之一為:種類數由北向南、由近岸(西部)向外海(東部)逐漸增多; 7 )在黃海冷團控制的海域,其底棲動種類組成較近岸海域穩定; 8 )幾個多樣性指數各有側重,都能較好地反映底棲動的分佈特點
  19. In this method, spaces for plant growth are separated from the anchoring bar and shotcrete structures, but they have some mutual relations in following two points : firstly, establishments for plant growth can be fixed by using anchoring bars and shotcrete ; and secondly, water for plant growth can be partly supplied by drainage holes arranged in anchoring bar and shotcrete structures

    在該方法中,供植長的空間(包括綠化槽、綠化盆等)與錨噴結構是相互分離的,但在以下兩方又有所聯系:第一,藉助于錨桿和噴射混凝土來固定栽種植所需的設施;第二,通過布置在錨噴結構的排孔為植
  20. Those living under water aren ' t affected the raindrops bounce off the surface film

    薄膜反彈起的雨滴不會影響下的
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