等時線測年法 的英文怎麼說

中文拼音 [děngshíxiànnián]
等時線測年法 英文
isochron dating method
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名詞1 (時間單位) year 2 (元旦或春節) new year 3 (歲數; 年紀) age 4 (一生中按年齡劃分的階...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )

    200110月在王朗自然保護區內設立了3個定位研究樣地和4個臨樣地,通過多次現場采樣與室內實驗分析,定了白樺林、岷江冷杉林、紫果雲杉林、繡菊-羊茅群落、羊茅群落及高山柳灌木叢6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分,並在固定樣地內使用埋袋進行了三個埋藏深度的凋落物分解袋試驗,初步研究了枝條、闊葉、針葉凋落物組分在不同分解階段所含養分的動態變化。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方進行了對比分析,結合實例具體說明了方的應用;深入分析了地下水資源預預報工作的極端重要性和復雜性,對傳統的地下水資源動態預進行了全面的評述,指出了各類預預報方的特點及適用條件,對最近二十多剛發展起來的小波分析技術的主要思想和方及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程的分析,採用間序列中的b ? j,蒙特卡羅方,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方,可靠的資源預預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  3. Fabry - perot sensing is a new strain measurement technology with the development of fiber technology at the end of 1980 , extrinsic fabry - perot interferometer ( efpi ) had become a hot point in the area of " smart structure " in foreign countries since it has the advantage of simple structure and low sensitivity towards temperature. domestic research on fabry - perot sensor is still at the laboratory stage, and there is little report of the application on the smart structure

    光纖珀應變傳感是80代末隨著光纖技術的發展而發展起來的一種新型的應變量技術,其中非本徵型光纖珀傳感器由於具有結構簡單,溫漂漂小優點,非常適合智能結構尤其是橋梁的長期在應變監,目前已經成為國外應變傳感技術研究的重點之一。
  4. All the urban logistics requirements are forecasted by the method of time sequence deduce and muti - factors stepwise linearity regression, including volume of freight, configuration of goods, organize volume of freight, distributable volume of freight and its distributing. according to all the forecast result and other conditions, such as transportation and so on, the layout of beijing distribution parks are made certain, and the scale of each distribution park is calculated in use of space - time consume method. at last, a suitable investment, construction and operation system of beijing distribution park is advised on the reference of developed country experiences

    在對物流節點的概念、功能、作用、分類、層次總結和概括的基礎上,結合物流的發展趨勢和大中城市的實際,分析了規劃物流園區的必要性;提出了城市物流需求預技術路后,運用間序列第推、多元逐步性回歸科學方,對北京的貨運量、貨物結構、組織量和適站量、適站量的方向性物流需求做了預;學習借鑒國外物流園區選址的經驗,根據貨物適站量方向性預、北京市的交通體系實際情況,確定了北京物流園區布局;把不同方向特徵貨物適站量合理的分配到相應的物流園區中,運用空消耗確定了各個物流園區的規模;在對每個物流園區逐一分析后,借鑒國外的經驗,提出了適合北京的物流園區投資、建設、運營機制。
  5. With reference to calculation methods of solar radiation within domestic and abroad literature and with the help of our country ' s dem ( with its resolution is 1 km x 1 km ), we build a new model for potential solar radiation calculation combining with pci geomatica ' s platform. in the calculation, hypothesis is that insofar one clear day in more than one year as the biggest value of solar radiation of one day in many years is defined as potential value of daily global solar radiation, we also consider the infection of the slope, aspect and its geometry relations affect on solar radiation. we calculate potential solar radiation which maybe useful for research the distribution of solar energy and build large - scale grid database of our country ' s solar radiation

    本研究試圖在借鑒國內外已有的太陽輻射計算方的基礎上,利用全國的1 : 100萬數字高程模型數據( grid大小1km 1km )為數據源,以pcigeomatica為計算平臺,以全國多的太陽輻射日觀數據進行模式驗證,在晴天無雲的理想條件下,根據太陽光與實際地形間的幾何關系,研究坡度、坡向地形因子對太陽輻射的影響,探討太陽輻射在復雜地表上的分配規律,力求尋找潛在太陽總輻射合理的計算方,為研究太陽輻射空分佈特徵和建立全國尺度的太陽輻射柵格氣象數據庫奠定基礎,為大尺度上的生態學過程研究提供基礎信息。
  6. Meanwhile, the online chinese word segmentation systems only provide test function and have such defects as processing small - scale text, inconvenient usage, no interface for program calling, etc. grid is a novel technology following the internet and www in recent years, which can offer distributed parallel environment

    ,在分詞應用方面,基於網路的在試分詞系統僅提供試功能,存在只能處理少量文本、用戶使用不方便、程序無直接調用缺點。網格是近來繼internet 、 www技術后興起的一種新技術,能為復雜應用提供分散式并行環境。
分享友人