等重力線 的英文怎麼說
中文拼音 [děngzhònglìxiàn]
等重力線
英文
isogal- 等 : 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...
- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 線 : 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...
- 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
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In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking
在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式( time - gcm ) ,對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬,結果表明,從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化,大氣的非等溫結構加速了重力波在中層頂區的破碎,重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。Considering the characters of bp neural network, such as the simple structure, the advisable malleability, self - fitness, self - studying, nonlinear function approximating, the considerable abilities of parallel computing, fault - tolerant and so on, the bp algorithm have been extensively applied to the areas of system modeling, pattern recognition and seismic exploration since 1986. compared with other algorithms, as the above reasons, the bp algorithm has become the most usual and efficient solutions to the artificial neural networks
由於人工神經網路中的bp神經網路結構簡單,可塑性強,具有良好的自適應、自學習、極強的非線性逼近、大規模并行處理和容錯能力等特點,自1986年rumelhart等人提出以來,被廣泛應用於系統建模、模式識別、地震勘探等重要領域。而bp演算法數學意義明確,步驟分明,是神經網路中最為常用、最有效、最活躍的一種方法。We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater
通過本區白雲巖的研究發現:已有的白雲巖樣品的巖石學特徵沒有顯示出如示底構造、滲濾沙、新月型膠結物和重力膠結物等大氣淡水作用的特徵;在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中,無論是準同生成因的泥?微晶白雲巖,還是粉?細晶(或中晶,或細晶以上的不等晶)的成巖白雲巖,均投在海水線的附近;白雲巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低於與孔洞或脈中充填的亮晶方解石,且與海水值十分接近, ~ ( 13 ) c和~ ( 18 ) o值顯著高於孔洞或脈中充填的亮晶方解石,也偏向于海水值; mn含量則顯著低於孔洞或脈中充填的亮晶方解石。Provide essential recordings to be used for evidence and authentication for military, police force, telco companies, security & surveillance departments
軍警、電力、無線電車行、安全偵防單位等重要專線之錄音存證。Based on the research of several shiplocks, the temperature and stress field of the lock floor is simulated under temperature and gravity loads, where the shiplock floor is built on different foundations, the effect of setting up wide construction joints is analyzed by the nonlinear finite element method
作者通過對多個船閘工程的研究,結合非線性有限元模擬分析方法,考慮重力、溫度等荷載,計算分析土基和巖基上船閘結構底板預留寬縫施工方法的效果。2. dynamics analysis : by setting up jacon matrix differential coefficient sport is passed to descartes space. it makes terminal executing manipulator produce differential coefficient of acceleration and force in every different coordinates can be got. then the effective inertia, coincident inertia and gravity load of two manipulators are calculated by lagrange method. so generalized joint torque of each joint is got, and along with equivalent driving torque, actual driving torque of each joint can be worked out. 3
動力學分析:建立雅可比矩陣將關節空間的各關節的微分運動傳遞到笛卡爾空間,使末端執行器位姿產生微分運動,以用於求加速度及力在不同坐標系間的線性變換,再用拉格朗日法計算兩機械手的有效慣量、偶合慣量、重力載荷,從而計算得到各關節的廣義關節力矩,並與等效驅動力矩共同算得各關節的驅動力矩。Great intermittent noise, wide variety of impendence along with the load and great attenuation of signals have restricted the further utilization of power line
但是,電力線通信通道存在間歇性噪聲大、阻抗隨負載變化大、信號衰減大等缺點,嚴重製約了它的有效利用。Permanent surveying markers as referred to in paragraph 1 of this article include wooden or steel signals and stone markers established at triangulation points, baseline points, traverse points, military control points, gravimetric points, astronomic points and leveling points of various orders and classes, as well as fixed markers used for topographic mapping, engineering surveying and deformation measurement, and installations at seabed geodetic points
第一款所稱永久性測量標志,是指各等級的三角點、基線點、導線點、軍用控制點、重力點、天文點、水準點的木質覘標、鋼質覘標和標石標志,以及用於地形測圖、工程測量和形變測量的固定標志和海底大地點設施等。Then an thorough computer modeling using finite element program with material, geometry and state triple - nonlinear taken into account is carried out on a series of influencing factors, such as comparison with npn - beam splice connection, comparison of varies designed theories, and the varying of fraction coefficient, diameter, grade, pretension and arrangement of bolts, thickness of web and flanges of beam and column, splicing location, axial loading on column, etc. lots of useful conclusions are drawn form computer modelling. finally, design and construction suggestions are given out. this study fills the black in the field of steel beam - to - column connection with cantilever beam high - strength bolted - splicing at both home and abroad
然後,本文在考慮材料、幾何和狀態三重非線性的基礎上,對該連接形式進行了全面的計算機模擬,主要考慮了帶懸臂梁段全螺栓拼接的樑柱連接節點與無拼接的樑柱連接及翼緣對接焊接腹板拼接的連接節點的對比,各種設計方法之間的對比,以及翼緣拼接和腹板拼接的螺栓間距、直徑和數量,拼接點與梁端之間的距離,梁和柱的翼緣、腹板厚度,柱的軸力,接觸面的摩擦系數,翼緣和腹板拼接板的厚度等因素的影響。The dissertation is divided into six chapters. chapter 1, summary, which explain the importance of the topic and suggest the system, method, and main contents of this dissertation. chapter 2 : the research of the theory of national debt and the practice of the debts issuing in china, in this part, we sum up the theory of national debts and the method of researching moderate scale in china and other countries. chapter 3 : the analysis of burden of national debts in china, which analyze the debts " burden by the rate of debts " burden and the rate of repayment of debts and the degree dependence of debts and so on. chapter 4 : influence factor study of the reasonable limit of national debts " quantity, in this chapter we get the factors that mostly affect the scale. using the actual datum and modern econometric and statistical analysis method, we conclude that the repayment of capital and interest and the finance deficit are the most important factors
第二章國債理論研究進展和我國的國債實踐,綜述國內外國債理論研究的進展和我國國債發行的實踐以及國債適度規模的研究方法。第三章我國國債債務負擔分析,主要從政府償債能力和社會應債能力兩方面,選取了債務依存度、國債負擔率和國債償債率等指標,通過橫縱對比,對我國國債債務負擔進行了分析。第四章債務負擔合理數量界限的影響因素分析,選取了九個與國債密切相關的指標,通過多重共線性診斷、最佳回歸模型的選擇分析,最後選定國債還本付息額和財政赤字兩個與國債規模最密切的指標。Using piezoresistive accelerometers and magnetoresistance sensors measure the dynamic acceleration and geomagnetic field and through avr mcu software to calculate the attitude angular and azimuth. the fact of affecting the module is discussed in detail in this report and put forward the resolving scheme of key technology of digital filter, linear compensation, temperature compensation and magnetic field adjustment. the digital module has advantages of small size, light weight, low conception, high accuracy, all solid state and high reliability
本課題採用壓阻式加速度計和磁阻傳感器分別測量重力加速度和地磁場,通過avrmcu軟體解算出姿態角和方位角,課題詳細分析了影響模塊性能指標的因素,就數字濾波、線性補償、溫度補償、磁場修正等關鍵的技術問題提出了可行的解決方案,研製的數字化模塊具有體積小、重量輕、低功耗、精度高、全固態、高可靠等特點,所有性能指標均滿足設計要求,為姿態角測量提供了有效的手段。Secondly, their aims are made the investment of substations, feeders or running cost of electric power system minimum. but they do n ' t take into account of land utilization, street accessibility of right of way, etc., but demands of electric power system. generally, a straight line distance, namely, euclid distance, was used for calculating the distance between a load point and a substation, which is a straight forward but non - practical way for most planning techniques
其次受研究工具的限制,這些模型以工程投資、運行費用等最小為目標,僅能考慮導線載流量、電壓降等電力系統技術約束條件,簡化略去了用地限制、街道可達性等重要的自然約束條件,且求解這些模型的前奏是計算負荷點到變電所的歐幾里得距離(直線距離) ,簡便但不切合實際(這一點在城市電網規劃中尤其重要) ,因此較難給出技術上可行的最優解。Based on optimization theories of genetic algorithms and the linear programming, a series of optimal design mathematics models and methods of water transmission conduits and water distribution networks have been presented, in the light of their characteristics. the results are as follows : 1 the linear programming models and calculations of the pressure gravity conduit, the gravity pressure conduit and channel, the pressure conduit with pump station and the pressure conduit in considering pump station flow variations are presented respectively
本文針對不同類型的輸水管線和配水管網系統的特點,應用遺傳演算法和線性規劃等優化設計理論和方法,對其優化設計問題進行了較為系統的研究,成果如下: 1分別建立了重力輸水管道系統、重力輸水管渠系統、泵站加壓輸水管道系統以及考慮流量變化的泵站加壓輸水管道系統優化設計的線性規劃數學模型,並提出了計算方法。Powders properties of different phases such as the granularity, the shape and the component have been analyzed by the methods of sieving, gravity sedimentation, spectrophotometry, scan electronic microscope ( sem ), transmission electronic microscope ( tem ) and x - ray diffraction ( xrd ). the results show that technic of ball milling and parameters of heat treatments are important influencing factors to properties of cu - zn powders
採用篩分法、重力沉降法、分光光度法、掃描電鏡法、透射電鏡法和x射線衍射法對不同階段的銅鋅粉末的粒度、形貌、成分等性質進行了分析,結果表明:球磨工藝及熱處理參數對銅鋅粉的性能有重要影響。And whereas microwaves, radio waves and light ? all forms of electromagnetic radiation ? are easily absorbed by dust and gas, leaving much of the universe hidden, gravitational waves penetrate anything in their path
盡管由於,微波,無線電波,和廣播等一切形式的電磁輻射,都很容易被塵埃和氣體吸收,所以我們看到的只是隱藏在黑暗中的宇宙,然而重力波卻能在穿透一切讓我們可以看清它的軌跡。A finite element numerical model for arch dam - gravity pier - foundation system was established to evaluate the effect of high gravity piers on the stress, deformation and anti - sliding stability of sizhai arch dam, taking the following factors into account, such as the possible elastoplastic deformation of foundation rocks and the nonlinear interaction between the interfaces of gravity pier - dam foundation, the joint surfaces beneath the right bank, and the interfaces of arch dam - gravity pier
摘要為評價高重力墩對四寨拱壩的應力變形和抗滑安全的影響,建立了拱壩重力墩地基系統的有限元數值模型,其中考慮重力墩基礎、右岸夾層和拱壩重力墩等交界面的非線性相互作用,以及基巖材料的彈塑性變形行為。Topmodel is based on the calculation of ln ( / tan # ) index and its distribution. in terms of a dem, a is the cumulative upslope area draining through per contour length to a pixel, which reflects the tendency of water to accumulate at any point in the catchment, tan # is the local slope angle of the cell, which reflects the tendency for gravitational forces to move that water downslide
Topmodel是以計算ln ( tan )指數及其分佈為基礎的。對于柵格dem ,為上坡區域通過單位等高線長匯集到單元網格內的面積,反映徑流在流域中任一點的累積趨勢, tan為單元網格的坡度,反映重力使徑流順坡移動的趨勢。This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set
本生產線由2臺sszml200c玻璃直線雙邊機和1個90中轉臺組成每臺sszml200c玻璃直線雙邊機配置30個磨頭,磨輪配置多,加工拋光精度好底座穩重扎實,傳動系統精確流暢大功率變頻電機調速控制傳送皮帶驅動plc控制系統通過界面設定參數控制,最小加工玻璃寬度尺寸小至127127mm機器結構緊湊性能穩定,是我公司全新設計的力作是大批量精品玻璃和工業玻璃磨邊生產的暈佳配套設備,可口與夾膠印花,鋼化等生產線配套使用Using the general finite element programming package of ansys10. 0, the study of gabled frames beam - column end - plate connections is made, considering synthetically nonlinear ( material, geometry and contact ), bolt pretension forces and ratio of axial compression stress to strength. elastic - plastic finite element analyses are carried out among 28 species of 3 series under monotonic loads, in order to discuss the influence of parameters including stiffness of end - plate, bolt diameter, friction coefficients and so on
本文使用通用有限元軟體ansys10 . 0綜合考慮了三重非線性(材料非線性、幾何非線性以及狀態非線性)的影響,同時考慮了螺栓預拉力的影響,對考慮端板厚度、端板加勁肋的設置、螺栓直徑、摩擦系數等參數不同的3個系列(端板系列,螺栓直徑系列,摩擦系數系列) 28個試件進行了有限元數值模擬,對連接節點的性能進行了分析研究。At first reviewing the history of strategy management ; on the basis of analyzing the external environment and industry competition situation of this enterprise and analyzing its advantages and disadvantages. internal abilities, the paper points out the suitable development strategy for this enterprise - - the single - crop farming strategy concentrating its attention on piston ' s research and development producing and selling ; it should take advantage of established market network and good reputation on brand and select the style of initiative attack market leader strategy as its basic strategy ; meanwhile, it suggests that the enterprise should cultivate its own new core competence in the field of the piston ' s researching & designing rely on japanese and german technique ; according to the specific product ' s marketing status, it should acquire and maintain competitive advantages by adopting the low cost strategy and differentia strategy on the different products ; quicken the product configuration adjustment, enlarge the productivity of diesel oil piston ; it should establish strategy cooperation partnership with those strong domestic and foreign main engine manufacture enterprises. finally, the paper gives suggestions on organization structure system innovation, human resource management and exploitation, market management, quality management, information construction in the course of the enterprise strategy being implemented
首先回顧了戰略管理理論的發展演變歷程;然後通過對該公司的宏觀環境、行業競爭態勢以及企業的優劣勢、內部能力等方面的分析,在此基礎上提出了適合該企業發展的戰略? ?專注于活塞產品的研製、開發、生產、銷售的單一經營戰略;充分發揮企業現有的在營銷、品牌方面的優勢,選擇積極進攻類型的市場領先者戰略作為其基礎戰略;並且提出了依託來自日本和德國的先進技術,培育企業在活塞產品設計、開發方面的新的核心競爭力的思路;根據產品市場的具體狀況在不同的產品線上分別採取成本領先及差異化戰略獲取和保持競爭優勢;加快產品結構調整,擴張柴油機活塞的生產能力;與實力強大的國內外主機企業建立戰略協作夥伴關系;最後對企業戰略實施中的組織機構、制度創新、人力資源管理與開發、市場營銷管理、質量管理、信息化建設等重要問題提出了自己的見解和建議。分享友人