積分重量分佈 的英文怎麼說

中文拼音 [fēnzhòngliángfēn]
積分重量分佈 英文
integral weight distribution
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 積分 : 1. [數學] integral; integrate; integration 2. [體育] (積累的分數) accumulate points
  • 重量 : weight; scale; heft
  1. On the basis of the investigation of the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city, the antagonistic effect of selenium on the harm of mercury ( hg2 + ) to the tissues in swordtail fish ( xiphophorus helleri ), the 22nd offspring purely cultivated by pearl river fishery research institute, were measured by physiological and biochemical indexes and observation of electron microscopy

    本研究中首先調查了廣州市河涌沉物及底棲生物體內金屬含,並以珠江水產研究所培育的水生實驗動物?劍尾魚為實驗材料,利用環境生物技術,電鏡觀察等技術方法研究了金屬?汞對劍尾魚組織的毒害及機體必需微元素硒對其毒害的拮抗性影響。
  2. In this thesis, ga is used to optimize the beam weights of intensity modulated radiation therapy ( imrt ) inverse planning, and 2d and 3d isodose contour as well as dose volume histogram ( dvh ) are used to evaluate the treatment plan

    本文應用遺傳演算法優化逆向調強放療計劃中射束的權,用二維等劑線、三維劑和劑直方圖來評估計劃的優劣。
  3. The physicochemical properties of cx - 2 correspond to cytodex - 3 mc produced by pharmacia, including of color, loss of drying, area, density, size, soakage, dilation, stability, size distribution, mechanical strength, surface structure, etc., but its cost of manufacture is lower than cytodex - 3 " s

    通過優化工藝制備的cx - 2微載體,在色澤、乾燥失、比表面、成球率、密度、直徑、吸水、溶脹度、粒度、表面結構、機械強度、穩定性等理化指標與pharmacia公司cytodex - 3微載體相當,但成本價格要低得多。
  4. The results of archaeal diversity analysis showed that most of the members belonged to crenarchaeota, and included many unidentified archaea species. abundant bacteria related to the metabolism of sulfur and methane were found in sediment collected from " warm pool " area, which indicated that the metabolism of sulfur and methane played an important role in the substance and energy conversion of this area

    在「暖池」區沉物中發現了豐富的與硫及甲烷代謝相關的細菌,對這些細菌的種類組成及其在各層次沉物中的、數進行了析,發現該海區沉物中存在一條完整的硫和甲烷代謝循環途徑,它們的代謝在物質能代謝中占據要的地位。
  5. Our results show that, during the evolution of a binary system, the system widens as it loses mass, and the orbital period increase, while orbital eccentricity remains nearly constant, which can explain the distribution regulation of orbital elements of normal g - k giant and barium stars and the distribution character of the heavy - element abundances of barium stars

    計算結果表明,隨著星風吸過程的進行,在星風質損失階段系統軌道半長軸將增大,導致軌道周期增大,而偏心率變化不大,由此可以解釋普通紅巨星雙星系統和鋇星系統的軌道根數的規律和變化情況以及鋇星元素豐度特徵。
  6. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級密切相關,因此研究比熱與溫度的依賴關系能夠提供被測系統許多極其有用的微觀信息,對理解固體的電子結構、電子態密度、聲子譜等起著十要的作用。低溫比熱的測和研究對熱力學第三定律、固體子理論和超導bcs等理論的建立起到了極的推動作用。比熱研究還有助於認識各類相變如結構相變,磁性相變,超導相變等及臨界點附近的標度規律。
  7. Since in the few - body glauber theory the core and valence nucleons of a halo nucleus are treated separately, the obtained expressions of the reaction cross section, the nucleon removal cross section and the momentum distribution are all involved in multidimensional integrations

    由於在少體近似glauber模型中暈核被成核芯和暈核子來處理,所以得到的暈中國原子能科學研究院博士學位論文核散射反應截面、核子逃逸截面以及動的計算公式均包含高
  8. Abstract : according to the base flow separation results from hydrographs in many watershed, the best regression equation expressing the relationship between annual precipitation infiltration coefficient and the weight of different strata area to total area of the watershed is established. the equation can be used to calculate the precipitation infiltration recharge for different ground water basins in which the strata distribution and the precipitation are given. the precipitation recharge is equivalent to the ground water recharge in some mountainous area where the exploitation of ground water resources are far from being sufficient

    文摘:降水入滲補給系數與地層相關析的目的,是為推求山丘區降水入滲補給.魯中山丘區是由各種不同地層出露組成的山丘區域.在多個水文流域基流割基礎上,建立流域年均降水入滲補給系數與各種地層出露面占流域總面間的最佳回歸方程,利用該回歸方程和地層及降水推算不同地下水流域的降水入滲補給.在地下水開發利用不高的山丘區,降水入滲補給即為地下水補給
  9. 01 ). poisonous metals such as cd, pb, cr and ni were mainly distributed in scale and gill. for fishes, the content of heavy metals in the edible part were far below pollution evaluation standards for marine organism and healthy standards for human consumption, which was safe to be eaten

    魚類不同組織器官對各種金屬累能力明顯不同,有毒金屬元素cd 、 pb 、 cr和ni主要於鱗片和鰓中,其食用部中各金屬含都遠低於「海洋生物污染評價標準」和「人體衛生消費標準」 ,具安全的食用價值。
  10. Abstract : yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure

    文摘:陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,壓實作用和膠結作用強烈,儲層非均質性非常嚴,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉有利相帶控制外,還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大脫水時間正好與有機質脫羧期相一致,從而在異常壓力作用下將生油巖中的大有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常壓力縱橫向特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法
  11. Yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure

    陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田,儲集層主要為三角洲砂體,壓實作用和膠結作用強烈,儲層非均質性非常嚴,因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素析,認為陜甘寧盆地延長統次生孔隙的形成除了受沉有利相帶控制外,還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大脫水時間正好與有機質脫羧期相一致,從而在異常壓力作用下將生油巖中的大有機酸及co2帶到與之相鄰的儲集層中,並沿著有利儲集相帶運移,在酸性水經過的地方形成大的次生孔隙,為後期油氣運聚提供有利通道及宿住空間,從現今的勘探結果來看,通過研究地層異常壓力縱橫向特徵,並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法
  12. The purpose of this dissertation is to study the lagrangian method and conservative rezonning algorithm. finite volume scheme is used for lagrangian equations of hydrodynamics. because of the pressure gradients " influence upon velocities and energy, computational scheme is proposed for momentum equation on two control volumes in order to suspend the time when the mesh becomes distorted

    本文的目的是研究lagrange方法及映演算法,主要內容可為以下幾個方面:首先從形式的二維lagrange流體力學方程組出發,用有限體格式進行計算,考慮壓力梯度對速度和能改變的影響,構造了在兩個控制體上的動方程的計算格式,使得速度的改變受其周圍八個壓力的影響,在一定程度上推遲了網格相交的進程。
  13. The neogene is a key stage of terrestrial environmental evolution in yunnan. three stratigraphic sections including luhe ( late miocene ), yangyi and longling ( late pliocene ) were selected to reconstruct vertical landscape of paleovegetation in these areas, based on palynological data. according to principle of the coexistence approach, seven quantitative paleoclimatic parameters of each deposit area were obtained by using meteorological data ( 1951 - 1980 ) of the distribution area of extant taxa found each palynoflora in china

    晚第三紀是雲南地區環境演變過程中的關鍵地質歷史時段,本論文以晚第三紀晚中新世(呂合) 、晚上新世(羊邑和龍陵)地層中的孢粉為研究對象,結合同層位大化石植物證據,參照現代植被,恢復了雲南三個化石出產地區的古植被垂直景觀,並定性地描述了古氣候;同時運用共存析方法( theco - existenceapproach )定化地建了三個地區的古氣候參數值;初步推測了沉地可能的古海拔。
  14. Core sediments in the bohai have been analyzed to assess the sources and diagenesis of organic matter. two sampling sites have been chosen : e3 and e5, which are located in the center of bohai bay. it is indicated that the most important organic source is the terrestrial matter transported by the yellow river into the bohai by analyzing the distribution of

    本文測定了位於渤海中部的e3和e5兩柱樣中正構烷烴和脂肪酸的含研究表明:渤海沉物中有機質的要來源是黃河的陸源物質輸運,黃河的歷史變遷在柱樣中可通過輕烴比值的變化記錄體現。
  15. The loading effects of the atmosphere are the sum of the direct effect, which comes from its newtonian attraction to any point on the surface or within the interior of the earth, and the indirect effects, which is induced by the earth ' s deformation and additional gravitational potential arising from redistribution of the mass because it can be regarded as the surface loads. they are traditionally expressed as the convolution integration of the atmospheric green ' s function, which is virtually the sum of the elastic and gravitational green ' s functions, and the measured values of the barometric pressure on the earth ' s surface over the globe

    隨著現代大地測技術和數據析手段的日益提高,大氣對各類物理場地表觀測的負荷影響必須予以考慮,大氣的負荷效應為直接效應(大氣對地球表面及內部點產生直接吸引)和間接效應(大氣作為表面負荷作用於地球,導致地球的彈性形變和內部質,產生附加位)之和,習慣上表示為大氣格林函數(彈性項和直接引力項格林函數之和)和地表氣壓觀測值的全球褶
  16. But uneven rainfall distribution, rapid draining down of surface runoff, the lacking of subterranean sources, and terrace - type developments all over the foothills on the northern part of the island were major constraints. water resource development in the lower half of he 19th century was indeed a formidable task

    在降雨不平均、地表水源容易流失、地質不能儲存大地下水、可開發的平地面少,以及平地散等種種障礙下,香港在十九世紀下半期要開發水資源,可謂困難
  17. As miniaturization, reduction in products weight, high power have become the latest trend in electronic products development, traditional design methods and manufacturing technology fail to meet today ’ s demands

    當前,各種電子產品均朝著體小、輕及高功率的方向發展,電子產品的性能受溫度和溫度的影響很大,傳統冷卻器的設計極限與製作技術已無法滿足要求。
  18. Orsm includes physical processes such as radiative transfer, phase changes of water substance, re - distribution of energy due to cumulus convection, transport of momentum, energy and moisture by turbulence, and exchanges between the atmosphere and the surface layer

    : orsm中的物理過程包括輻射交換水的相變雲對流所帶動的能湍流所引發的動和水汽輸送大氣與地面層之間的各種交換等等。
  19. Permanent magnetic spherical stepper ( pmss ) is a novel kind of spherical motor, which has advantages of simple structure, small volume, light weight and high torque etc. the model of magnetic field inside pmss is developed using integral equation method ( iem ) and discrete expressions on field distribution are also derived

    永磁步進球形電動機是一種新型的球形電動機,具有結構簡單、體小、輕、力能指標高、控制簡單等優點。本文用方程法建立了永磁步進球形電動機磁場的數學模型,導出了用於計算其磁場的離散計算公式。
  20. As miniaturization, reduction in products weight become the latest trend in electronic products development, traditional design methods and manufacturing technology fail to meet today ’ s demands

    當前,各種電子產品均朝著體小、輕的方向發展,電子產品的性能受溫度和溫度的影響很大,傳統冷卻器的設計極限與製作技術已無法合乎要求。
分享友人