l distribution 中文意思是什麼

l distribution 解釋
l分佈
  • l : L-beam, L-iron 不等邊角鋼。L,£= 〈拉丁語〉 libra (= pound)。
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  1. Study on species and geographic distribution of small - flowered taxa of epimedium l. in china

    中國淫羊藿小花類群的種類與地理分佈
  2. The results were as follows : l. the microvascular distribution : the capillary vessel of rat testis were distributed among seminiferous tubules

    結果如下: 1微血管分佈:大鼠睪丸的微血管分佈於睪丸間質內。
  3. We used potassium antimonate to precipitate " exchangeable cellular ca ( superscript 2 + ) " - calcium that is sufficiently loosely bound to combine with antimonite, to investigate the feature of calcium distribution during anther development of lycium barbarurn l

    摘要在枸杞花藥發育過程中,用焦銻酸鉀沉澱的鈣顆粒顯示出了一個與花藥發育事件有關的分佈特徵:在孢原細胞時期的花藥中鈣顆粒很少。
  4. Effects of different calcium concentration on ca2 + in ca2 * - sequester ing organelles of photoreceptor cell in penaeus monodon fabriciu by the combined oxalate - pyroantimonate technique, we observed the subcellular distribution of calcium in the photoreceptor cells of penaeus monodon fabricius, by changing the extracellular calcium concentration. the result showed that, in vitro, in presence of 50mmol / l, the quantity of calcium antimonate deposit in the multivesicular bodies, pigment and lamellar body were more than that of photoreceptor incubated in lower calcium solution, which contained 50mmol / l egta. in higher calcium solution, we ecu id not f i nd the depos i t in the mitochondr ia, but in lower calcium solution, there was a little deposit in the mitochondria

    學位論義小同ca卜濃度對斑節對蝦光感受器的形響3 .外界不同鈣離子濃度對斑節對蝦光感受器細胞內所儲存的鈣離子的影響應用草酸一焦銻酸鹽結合的沉澱技術研究斑節對蝦光感受器細胞在不同ca之『濃度條件下胞內儲存的ca2 +變化,其電鏡觀察表明:在高鈣溶液培育后,細胞內的多囊體、色素顆粒、板膜體中都存在大量的焦銻酸鈣沉澱的黑色顆粒,線粒體中未發現沉澱;在生理溶液培育后,線粒體中出現沉澱,而其他caz +儲存器中焦銻酸鈣沉澱的黑色顆粒大量減少。
  5. Photoinhibition and assimilate distribution in two - line hybrid rice oryza sativa l. pa64s e32 at late development stage

    32生育後期的光抑制和光合產物分配
  6. Tncyclic diterpanes c20, c21 and c23 distribution also has relationship with oil gravity, oil and gas production, as well as oil pool formation timing and oil source. rising - patterned oil originates from fengcheng formation, while peak - patterned oil from xiawuerhe formation. four types of migration and accumulation models are put forward : ( l ) fault controlled migration and accumulation along ridge far from source region ; ( 2 ) fault and unconformity controlled migration and accumulation around source region ; ( 3 ) fault controlled migration and accumulation in the slopes within source region ; ( 4 ) biogenetic and low temperature catalyzed gas migration and accumulation in middle and shallow formation

    受擠壓背景控制,研究區內海西期形成的斷裂,全部為逆斷裂,活動期長,可以延續到印支期和燕山期,斷開層位可以從石炭繫上延至誅羅系,它們對區域構造、沉積、油氣運聚有顯著的控製作用;而燕山期形成的斷裂多為小型正斷裂,部分為株羅系和白要系內部斷裂,部分從徐羅系斷至白聖系。
  7. In the chapter two we discussed that the server would first use speed - 1 to serve customers when the system entered the busy state from the empty state, but when the server found the number of customers in the system exceeded the thresh - n during serving, after finishing the service of current customer it would use speed - 2 to serve the next customer till there is no customer. by the method of supplementary variable, l - transition and constructing vector markov, we attained the distribution of the queue length, the distribution of wait - time, the distribution of stay - time, the utility and etc. in the last part of this chapter, we discussed the optimal n * for thresh n which minimizing the cost function and we illustrate the cost function behaves for various parameter selections by a numerical study

    在本文第二章討論了當系統從空閑進入忙期時是服務臺以速度1進行服務,但一旦對某顧客服務完畢時如發現系統中的顧客數超過n值時就以速度2服務后續顧客直到系統變空的可修排隊系統,通過構造各種向量馬氏過程和吸收向量馬氏過程,獲得了瞬態、穩態隊長分佈、等待時間分佈、逗留時間分佈、更新周期分佈等一系列排隊指標以及可用度、可靠度等一些可靠性指標,在本章最後又從系統如何更好節省費用角度出發討論了門限n的最優取值問題,並利用mathematic軟體對費用函數進行了數值模擬。
  8. ( l ) we carry out the research on the characteristic property of geometric distribution. hence, we propose the two new concepts : statistical closed property and statistical approach property

    ( 1 )研究了幾何分佈的特徵性質,首次提出統計封閉性和統計貼近性的概念。
  9. The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning

    本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的微藻數量、土壤ph值、有機質含量、有效磷含量和全氮量進行比較研究,然後將包含微藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中,分別在光照條件和黑暗條件下進行培養,在0天、 30天、 60天和90天分別檢測以上指標,比較有光條件和無光條件下,即有藻條件和無藻條件下貧瘠土樣所發生的變化,並分別對微藻數量的變化與土壤ph值、有機質含量、有效磷含量和全氮量的變化之間做相關性分析,以評估肥沃土壤中的微藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明: ( 1 )土壤微藻對環境有較強的適應能力,且光照對其分佈起了決定性的作用。
  10. Distribution and growth characteristics of calophyllum inophyllum l. in hainan island

    紅厚殼在海南島的分佈及其生長習性
  11. All the results can be utilized by engineers, during the designing and construction. the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation, classification of weak interbed distribution is set up, and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle, influence zone of weak interbed is introduced, and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown, right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0. 2d, 0. 5d, l. od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0. 38, 1. 0, 1. 5, 2. 0, 3. 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed, in the representational surrounding rock mass graded ii, iii, iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering

    主要結論如下: ( 1 )以軟弱夾層到開挖輪廓線最短距離和最短距離線與開挖輪廓線的交點位置為指標對軟弱夾層的分佈部進行了分類,並確定了軟弱夾層分佈距離; ( 2 )根據強度等效和變形等效的原則,引入了軟弱夾層影響帶的概念,建立了模擬軟弱夾層厚度的一種新方法; ( 3 )總結出了軟弱夾層分佈在拱頂、右拱肩、右邊墻時對地下洞室穩定性影響的量化指標; ( 4 )分析出了軟弱夾層距開挖輪廓線0 . 2d 、 0 . 5d 、 1 . 0d三種情況對地下洞室穩定性影響的量化指標; ( 5 )總結出了在不同的側壓力系數( 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 )地應力場中軟弱夾層對穩定性影響的量化指標; ( 6 )得出了在、 、代表性圍巖中軟弱夾層對穩定性影響量化結果; ( 7 )根據數值試驗成果提出了在有軟弱夾層圍巖中地下洞室設計原則的幾點新內容。
  12. In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined

    在實驗室條件下,分別以0 . 1 、 1和10mg l的萘( nap )和芘( pyr ) 3個梯度濃度組級砂基培養秋茄( kandeliacandel ( l . ) druce )幼苗,培養基鹽度15 ,培養期60d ,以不加pahs為對照,分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響,探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害( phytotoxicity )的機理。
  13. Due to issues of dongting lake districts flood composition, the evolution of sediment flow, the river and lake ( r & l ) distribution characteristic as well as the layout of r & l - dredging engineering, the article simulated the model of the dongting lake terrain change by using the gis technology and adopted the limited volumetric method to establish the two - dimensional hydraulics computation model of lake in order to forecast the water level, the flow capacity, the speed of flow and changes of flow field after implemented the project, which have provided the reliable theoretic basis for the decision - making and implementation of renovation for river course, canal and harbor and river course - dredging engineering

    摘要針對洞庭湖區的洪水組成、水流泥沙演變、河道湖泊水系分佈特點以及河道湖泊疏浚工程布局情況,利用gis技術模擬洞庭湖地形變化,採用有限體積法建立了湖泊二維水力學計算模型預測疏浚工程實施后的水位、流量、流速流場變化,為河道、航道港口整治、河道疏浚清淤等工程決策與實施提供了可靠理論依據。
  14. Species diversity and arbor population distribution pattern of ulmus pumila l scattered grassland of horqin sand

    科爾沁沙地榆樹疏林草地物種多樣性及喬木種群空間格局
  15. This finding may bring a hope to phytoremediate as - contaminated soils. the effects of as and ca on the growth of p. vittata l. and as uptake by p. vittata l. were studied under sand culture condition. the interaction of as and ca on concentration and distribution of metals including k, mg, mn, fe, zn and cu in it were also investigated

    通過砂培盆栽試驗,本論文從砷和鈣的作用對蜈蚣草生長和累積砷的影響及砷、鈣與其他必需金屬元素的關系等方面研究了蜈蚣草的營養特性,從砷、鈣、磷的亞細胞定位探討了蜈蚣草對砷的解毒機理及鈣的作用機制。
  16. The unreasonable factors are : l. the stare ' s rights are impeded ; 2. the unbalanced development of economy between different areas ; 3. the unfair possession of the production facforss ; 4. the enormous profit made by the private enterprise owner through illegal means leads to the unfairness of social distribution ; 5. there are too many loopholes in the backward tax revenue

    地區間經濟發展d碩士學位論文v說了y a盯見』 st正m不平衡, 3生產要素佔有不平等: 4一些不法的私營業主獲取巨額利潤,造成社會分配不公: s
  17. The paper summarizes the latest research advances in chimonanthus praecox ( l. ) link community ecology in terms of community distribution and environment, flora composition, appearance and structure, population structure, and physiological and ecological factors, points out some currently - existing research problems, and puts forwards some research priorities and orientations

    摘要本文從群落分佈與群落環境,區系組成、外貌和結構,種群結構及生理生態學等方面綜述了蠟梅群落生態學研究的最新進展,指出了現今研究中存在的一些問題,提出了今後研究的若干重點領域和方向。
  18. Sem, afm, epma micrographs indicate that pore size distribution of membranes is narrow ; thickness of membrane is about l - 2um and gradual interface between membrane and substrate is continuous and uniformity

    Sem分析發現膜面較為平整、無開裂且晶粒輪廓清晰,孔徑分佈較窄,膜厚大約在1 2 m之間,膜與基體的界面連續較均勻。
  19. In this paper the research progress of physalis alkekengi l var francheti ( mast. ) makino has been summarized. the biological character, resources distribution, chemical component, pharmacology activity and the clinical function were involved, which will offer references for further study and application of physalis alkekengi l var francheti ( mast. ) makino

    本文對藥用植物酸漿的國內外研究進展進行了綜述,內容涉及該屬植物的生物性狀、資源分佈、化學成分、藥理活性和臨床作用,可為今後該屬植物的研究與應用提供參考。
  20. We further performed northern blot hybridization to reveal the regional distribution of 3galt - l transcripts in mouse brain. in cerebral cortex, p3galt - l was expressed abundantly in newborn mice with a slight decrease in adult mice, and a similar expression pattern could also be detected in hippocampus

    我們發現:在大腦皮質和海馬中, 3galt - 1的表達水平在發育進程中都相對較高;在間腦和腦干中, 3galt - 1的表達水平則較低;而在小腦中, 3galt - 1在新生鼠中表達很高而在成年鼠中表達明顯下降。
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