section n 中文意思是什麼

section n 解釋
總段
  • section : n 1 （外科、解剖的）切斷；切割；切開。2 【外科】切片，【金相】磨石。3 （果子的）瓣。4 【數學】截...
  • n : 1. 【羅馬數字】90〈N＝90000〉。2. 【化學】＝nitrogen. 3. ＝North（ern）。N ＝nuclear 核的：N-waste 核廢料。
  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以上）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，採用野外巖溶生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面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，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） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面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. The treatment technology of wastewater from n - butyraldehyde condensed section

    正丁醛縮合工段廢水的處理
  3. Gf of shop c and gf & cockloft of shop d, on lok building, d. d. 6 lot 1211 section c, kau hui chik kai, tai po, n. t

    新界大埔舊墟直街第6約第1211號地段c部份安樂樓c鋪地下及d鋪地下及閣樓
  4. As far as the discussion about the structures is concerned, to some extent, it may be said to be an application to the backlund transformation : fix a solution qn to the system ( l. 3 ), construct a group of solutions qn different from qn through the backlund transformation, and then prove that qn is convergent to qn. in the section 4, it is vital for us to find out the fixed solution n to the equation ( 3. 1 ) in the theorem3. 2, which is completed in the lemma4. 2 and theorem4. 3

    第四節對方程（ 1 . 3 ）的解的性態的討論，在一定程度上也可說是對定理3 . 2的一個應用：給定方程的一個解q _ n ，然後通過貝克朗變換構造了一系列不同於q _ n的解q _ n ，之後證明了q _ n收斂于q _ n 。
  5. So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks

    結合國際慣例，文章考慮了股票的凈值市價比（ b p ） ，市盈率倒數（ e p ） ，流通規模（ size ） ，流通比例（ stru ）和財務杠桿（ levge ）等五個財務指標，應用描述性統計檢驗和橫截面統計檢驗等多種方法，結果表明，除系數以外，凈值市價比（ b p ）和流通規模（ size ）對證券收益率部有重要的影響。在論文的第三章，提出了一個基於多因素的風險因子模型，並用加權回歸和時間序列回歸等方法估計出了不同證券的各風險因子系數（類似於單指數模型中的系數） ，據此，即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益率r _ p 。
  6. In addition, java3d can only accomplish the regular geometry sculpting and ca n ' t accomplish the irregular geometry sculpting. to solve this flaw, a new way of sculpting the gyre - solid and changing - section - brace by approaching the solid with small slice is put forward. at the same time, rendering and third dimension disposing are settled in this paper

    另外，在系統開發過程中，針對java3d三維造型功能類中僅包含標準幾何形體的問題，這里用四邊形面片逼近曲面的方法解決了回轉體和變截面曲柄的三維建模，以及這種建模方式下的渲染和真實感處理問題。
  7. At the same time, the existing restricted zone on the southbound carriageway of the above - mentioned section of pung loi road as gazetted in g. n

    2003年第4721號政府公告所公布，現時在蓬萊路上述路段南行車路的限制區將予以撤銷。
  8. The refractive index n(x) varies gradually over the cross-section of the guide.

    折射率n（x）在波導截面內是逐漸變化的。
  9. Regenerator section network connection rs n

    再生段網路連接
  10. For molecules with a given n center strong donors can result in the increasing of tpa cross sections. by caculation the d - a - a - d molecule which is constituted of bipyridine inserting in the middle of stilbene as center exhibits a maximum tpa cross section

    通過計算發現，在以二苯乙烯為中心的中間插入兩個氮苯構成的d - a - a - d型分子，具有最大的雙光子吸收截面。
  11. The coupled equation method ( cem ) has been improved to calculate 4s subshell of mnl by adding 3d ~ ( 5 ) ( ( 4 ) ~ x ) 4s ( ( 5 ) ~ x ) channels, which were verified to play a key role to the magnitude of resonance structure due to the interaction between 4s kp transition and 3p 3d excitation. our calculation shows higher symmetry and a solo peak near 51. 7ev, which is in better agreement with experimental data than garvin ' s calculation. except 3p 3d giant resonance, there are obvious 3p nd ( n > 4 ) rydberg resonances with width in the total cross section of mnl

    在研究錳原子4s殼層的共振結構時，我們首次在耦合方程方法中加入了3d ~ 5 （ ~ 4x ） 4s （ ~ 5x ）通道與大共振之間的相互作用，發現這類通道對於4s殼層的共振結構具有較大的貢獻，從而改善了在耦合方程方法中只考慮基態3d ~ 5 （ ~ 6s ） 4s （ ~ （ 7 ， 5 ） s ）的缺陷，為精確計算其他過渡金屬原子外殼層的共振結構做了很好的鋪墊。
  12. In the second section, the author studies copure injective modules, which are the kernels of injective precovers. at first the author gives some characterizations of copure injective modules, show many characterizations of reduced copure injective modules, and then study when injective precover is exact. moreover, the author claims that if l. pid ( r ) of a ring is finite, some copure injective modules can be obtained by a resolvent, finally analyze the relationship between syzygies of a resolvent and cosyzygies of a resolution on n - gorenstein rings

    第二部分著重研究了上純內射模，即內射預蓋的核，首先給出了上純內射模的一些等價刻畫，然後給出了約化的上純內射模的等價刻畫，接著研究了內射預蓋在什麼條件下正合，再接著研究了當環的l . pid （ r ）有限時由模的內射預（分）解式可得到一些上純內射模，最後討論了n - gorenstein環中單邊內射預解式的合沖模與單邊內射分解式的上合沖模之間的聯系。
  13. Secondly, paper introduces the composition structure and the manufacture craft characteristic of airplanes, describes the structure and the main assembly process and the assembly characteristic of the n # fuel tank section, points out the assembly accuracy control of the n # fuel tank section. thirdly, paper analyses in detail problems which exist in the current riveted assembly of the n # fuel tank section, proposes the improve measures against the existent problems. finally, paper forecasts in theory the positive effect that the new plan will bring, introduces the practical result after approval test, analyses the differences of both

    具體做了以下幾方面工作:第一，詳細闡述了工作研究的基本原理;第二，介紹了飛機的組成結構、飛機製造工藝的特點、 n #油箱段的主要結構、 n #油箱段的主要裝配過程、 n #油箱段的裝配作業特點和n #油箱段的裝配準確度的控制方法;第三，具體分析了n #油箱段鉚接裝配生產線現行作業中存在的問題，針對存在的問題，提出了具體的改進建議，並形成了新的改進方案;第四，從理論上預測了新方案將會帶來的積極效果，介紹了新方案在現場試驗驗證的實際結果，並對兩者之間存在的差異進行了對比分析與研究。
  14. The forth section analyses demonstratively the effect of m & a of public company by private company, including m & a ' s benefits and operate benefits. the paper chooses the m & a cases took place in shanghai and shenzhen stock exchange ; adopting cases study method and financial index method. it concludes that some of the m & a react overly and the consistency is n ' t good, the m & a is not successful

    第四部分實證分析民營企業並購上市公司的績效，包括合併收益和經營業績兩方面，選用1998年發生在深、滬兩地股市的民營企業並購上市公司的事件為樣本，採用了事件研究法和財務指標法檢驗合併收益和經營業績的變化，通過研究發現，證券市場對並購事件存在過度反應；並購績效改善的持續性不好，並購整合併不成功。
  15. Considering the diffuseness of the n - n scattering in the forward direction results in an increased reaction cross section. and also the angular distributions calculated in the glauber theory including these two corrections are in good agreement with the experiment data. in the investigation of the halo nucleus reaction with a loosely bound structure, one has to consider the strong spatial correlations among its constituents

    考慮了低動量轉移的核子?核子兩體散射在朝前方向上的彌散，使計算得到的反應截面增大，而且我們從彈性角分佈的分析中得到考慮了有限力程修正的效應無論是在峰的位置還是角分佈的絕對值都能更好地符合實驗。
  16. In macrosopic theories of foreign direct investment, author mainly describes g. damacdougall ' s international investment benefit distribution, kiyoshi kijima ' s theory of comparative superiority investment, r. aiiber ' s theory of money area, john dunning ' s theory of investment development stratege. in microsopic theories of foreign direct investment, author describes stephen herbert hymer & charles p. kindlebeger ' s toheory of monopolization - superiority, teter j. buckley & mark c. casson ' s internalization special advantage theory, raymond vernon " product circle theory, e. f. heckscher & b. ohlin " locational choice advantage theory, john dunning ' s compromise theory of international product. section 3 analyzes current enterprise intemationization theories which involves theories and model such as uppsala international model ( u - m ), cavugil ' s export behavior theory, international operation driving theory, hagg & johnson, etc. 1 enterprise intemationization network model, rogers ' s the innovating - related intemationization models ( i - m ), prahalard & doz ' s integration and reaction model, farmer, r. n

    在外國直接投資的宏觀理論中，主要論述了麥克道格爾（ g . d . a . macdougall ）的國際投資利益分配模型；小島清（ kiyoshikojima ）的比較優勢投資理論；阿利伯（ r . aliber ）的貨幣區域理論；鄧寧（ johndunning ）的投資發展階段理論；在外國直接投資的微觀理論中，重點討論了海默（ stephenherberthymer ）和金德爾伯格（ charlesp . kindlebeger ）等人的壟斷優勢理論；巴克利（ peterj . buckley ）和卡森（ markc . casson ）等人的內部化理論；弗農（ raymondvernon ）的產品周期理論；赫克歇爾（ e . f . heckscher ）和俄林（ b . ohlin ）的區位理論；鄧寧（ johndunning ）的國際生產折衷理論。
  17. Combined with practical data of shannxi lin hekou hydropower plant, the temperature filed of m and n schemes during construction and operation are simulated and analyzed. the isoline map of stable temperature field of the arch crest girder section and the vertical section in the center of arch dam, the isoline map of unstable temperature field of the arch crest girder section and the vertical section in the center of arch darn during construction and operation and the maximal and minimal temperature value during construction and operation are provided. the distribution law of temperature in the dam and the form reason of high - temperature zone are analyzed and the effect and feasibility of cooling and the zone of cooling are discussed

    結合陜西藺河口水電站工程實際資料，對m方案和n方案溫度場進行了施工期和運行期全過程模擬計算分析，給出了拱冠梁剖面和壩體中心縱剖面準穩定溫度場等值線圖以及施工期、運行期拱冠梁剖面和壩體中心縱剖面非穩定溫度場等值線圖，提供了施工期逐月和運行期每年最高、最低溫度等成果，分析了壩體溫度分佈規律以及高溫區形成的原因，並探討了預埋冷卻水管的效果和可行性以及預埋冷卻水管的區域。
  18. We mainly study the following inequalities in n independent variables and in section two, we discussed nonlinear delay integral inequalities of ou - iang type on r which generalized integral inequality of ou - iang type in n independent variables that obtained by guo jifeng

    第三節把重要的入at ，一ne ； ， a ；型非線性積分不等式推廣夕j了含， ；個獨立變量的情況考慮不等式咧u廠八c jf （
  19. Section three investigates what " equal access to higher education " has been and explores the causes of them, hi the condition with no tees there was a gap in children between rural and urban. the condition with fees enlarged the gap, expanding the number of the students in higher education has n ' t narrowed it

    第三部分，首先考察了我國免費制、收費制和高校擴招背景下的高等教育入學機會均等的現狀。通過數據分析表明：免費制的情況下，我國城鄉居民之間高等教育入學機會存在明顯差距，收費制加大了這種差距，高校擴招並沒有改善這種現狀。
  20. Second, our country has n ' t made standardize system of the information resources yet. drawing up standardize isn ’ t known correctly, and is carried on in the all levels government, different section, some officials lack to standardize consciousness

    （二）信息標準建設是在各級政府、不同部門中零散進行，條塊分割嚴重，缺乏統一規劃，缺乏標準化的意識，沒有形成一個完整的標準化體系。
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