重力點 的英文怎麼說
中文拼音 [zhònglìdiǎn]
重力點
英文
gravimetric point-
Based on the results above the author summarizes some points about abyssal gravity cages
基於上述成果提出一些關于重力式深水潛網的觀點。On the basis of many related data from abroad, this thesis is an attempt to simulate the hydrodynamic characters of abyssal gravity cages under the action of currents and waves
本論文正是從這一點出發，根據國外有關抗風浪網箱資料，在試驗室中模擬深水重力式潛網在水流、波浪作用下的受力特性。Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed
因此，本論文重點對大口徑光學系統在高精度光學鏡頭裝校中，因重力變形進行了詳細的分析研究，特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析，使用algor有限元分析軟體獲得了大量的面形誤差分析數據，然後將這些數據繪成曲線進行對比分析，最後提出了減小重力變形的措施與方案，並進行了實驗，驗證了分析結果是正確的，減小重力變形的方法是有效的。Certificated product of ministry of electricity, is adopted the latest technique integrated settling method, coacervation, vacuum separation, absorption, centrifuge method, pressure filtration with string capacity of demulsification, dehydration, degassing, impurity removal
該機採用最新工藝，融合重力沉降法凝聚法真空分離法吸附法離心分離法壓力過濾法的優點於一體，具有很強的破乳化脫水脫氣除雜質的能力。In the conventional view of structure formation, the cluster gas was heated purely by gravitational collapse
關于結構形成的傳統觀點認為：星系團氣體純粹是經由重力塌縮而加熱。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。Second, it presents the project design of an astronauts ’ kinetic measurement system that can precisely measure the forces and moments of key points on motorial person. it presents a principle and flow of the project design of an astronauts ’ kinetic measurement system. and it particularly discusses the demarcate of camera system, the gathering and storage of experiment pictures, pick - up of the symbol data, the parameter calculating method of target movement, and the general design of assistant equipment
然後給出航天員作用力測量實驗系統的設計方案，該系統能夠克服重力影響，較精確地得出運動時人體各關鍵點產生的力和力矩;給出了航天員運動參數測量實驗系統的原理及流程，並詳細論述了攝像系統標定，實驗圖像的採集與存儲，標志點數據的提取及目標運動參數解算的方法;給出了輔助設備的概要設計。2. according to the characteristic of airborne gravity survey, several statistic variables are derived from theory of probability and mathematical statistics combined with knowledge of errors principles. these statistic variables are applie to the significance test of systematic errors in every surveying line
2 、根據概率論和數理統計的理論與方法及誤差理論，結合航空重力測量的特點，建立了有關檢驗統計量，並將其應用於航空重力測量測線系統誤差的顯著性檢驗。This experiment focuses on the characteristic of green refrigerant r600a in a small parallel flow aluminum closed two - phase thermosiphon and measures all the quantity of injected mass and heat dissipation, the speed of air and the difference of temperature of the electronic element ( cpu simulate chip ) surface and environment
處理速度達到g數量級，功率消耗更達幾十瓦。如何解決cpu散熱問題，成為關注的焦點。本實驗首次研究了綠色環保工質r600a在一種鋁質重力熱管中的工作特性。Alien 2 : i hate these puny undersized planets. the gravity is so different
外星人2 ：我討厭這些小不點的星球。重力是那麼不一樣。Gravimetric sites ( hidden asteroid belts ) are no longer located within deadspace zones, allowing ships to warp in to any designated point inside the site
重力區（隱藏的小行星帶）不在在死亡空間區域中定位，答應艦船躍遷到重力區的指定點。Geotechnic centrifuge model test technique utilizes the equivalence between centrifugal force field and gravitational field ; model dimension dwindles into 1 / n times of prototype " s, but the body force on the model increases n times. the strain and stress of model is equal to prototype " s, but the displacement of prototype is n times of model " s
土工離心模型試驗技術利用離心力場和重力場等效性，將模型尺寸縮小到原型尺寸的1 / n ，同時作用在模型上的體積力增大n倍，這時，模型中各點的應力、應變與原型中對應點的應力、應變相等，原型和模型對應點的位移成n倍關系。In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load
文摘:針對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題，提出將氣平衡改造成工作可靠的重力平衡的方案，並確定了改造的三個原則：一是保證整機的可靠性，使抽油機運轉平穩，振動噪音小，壽命長；二是力求降低生產成本，減少零部件製造，盡可能選用原來的通用件，捨去平衡缸和空氣包等氣平衡附件，在原往返架主體上懸掛一個配重箱；三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。Direct drive volume control hydraulic servo system, which is composed of hydraulic pump driven by ac servo motor and executive elements, takes advantages of both ac servo motor ' s flexibility of controlling and hydraulic great output force
直驅式電液伺服裝置，它是由交流伺服電機驅動的液壓泵與執行元件組成，它具有伺服電機控制的靈活性和液壓系統出力大的雙重優點，即用電動機變速直接驅動液壓泵，實現對系統的控制。There are five points in space, called lagrangnian points l1 to l5, where the gravity of the sun and earth exactly cancels out each other. objects residing at these points are in some sort of gravitational equilibrium. more intriguingly, probes can orbit about these lagrangnian points even if no object is present there
以太陽和地球為例，太陽和地球之間的重力在5處不同的地方剛好互相抵消，稱為拉格朗日點l1 - l5 ，物體可以停留在拉格朗日點中而不受重力影響，即使點中沒有物質，物體也可以圍繞拉格朗日點公轉。Based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors, with which the network adjustment is carried out and the model parameters are determined simultaneously. and finally, the compensation of systematic errors is realized
航空重力測量測線網平差就是在分析、總結航空重力測量的主要誤差源基礎上，研究建立反映航空重力觀測系統誤差變化規律的誤差模型，根據交叉點不符值條件，平差求解各測線上重力觀測值系統誤差改正數，然後對各測線上所有重力觀測值進行改正（補償） 。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。Among other things, this studio considers problems of gravity, nature, tectonics, phenomenology, molecular characteristics, structural capacity and material performance, and site
除此之外，該實踐課程還考慮重力、自然、構造學、現象學、分子特性、結構力、材料性能和地點等問題。分享友人