零下形變 的英文怎麼說
中文拼音 [língxiàxíngbiàn]
零下形變
英文
subzero deformation-
On the lower shelf five vertical breakfast plates, six horizontal breakfast saucers on which rested inverted breakfast cups, a moustachecup, uninverted, and saucer of crown derby, four white goldrimmed eggcups, and open shammy purse displaying coins, mostly copper, and a phial of aromatic violet comfits. on the middle shelf a chipped eggcup containing pepper, a drum of table salt, four conglomerated black olives in oleaginous paper, an empty pot of plumtree s potted meat, an oval wicker basket bedded with fibre and containing one jersey pear, a halfempty bottle of william gilbey and co s white invalid port, half disrobed of its swathe of coralpink tissue paper, a packet of epps s soluble cocoa, five ounces of anne lynch s choice tea at 2 - per lb. in a crinkled leadpaper bag, a cylindrical canister containing the best crystallised lump sugar, two onions, one the larger, spanish, entire, the other, smaller, irish, bisected with augmented surface and more redolent, a jar of irish model dairy s cream, a jug of brown crockery containing a noggin and a quarter of soured adulterated milk, converted by heat into water, acidulous serum and semisolidified curds, which added to the quantity subtracted for mr bloom s and mrs fleming s breakfasts made one imperial pint, the total quantity originally delivered, two cloves, a halfpenny and a small dish containing a slice of fresh ribsteak
中層放著一隻盛了胡椒粉的有缺口的蛋杯，飯桌上還擺著那種鼓狀食鹽瓶，用油紙包著的四顆粘成一團的黑色橄欖，一聽李樹商標肉罐頭36的空罐兒，墊著纖絲的橢圓形柳條筐里是一隻澤西37梨，喝剩下的半瓶威廉吉爾比公司38釀造的藥用白葡萄酒裹在瓶子上的粉珊瑚色薄繪紙已剝掉了一半，一包埃普斯公司製造的速溶可可一隻縐錫紙袋裡裝著安妮林奇公司39出品的五英兩特級茶葉，每磅二先令一隻圓筒形罐子，盛著優質結晶角沙糖兩顆蔥頭，較大的那顆西班牙種的是完整的，較小的那顆愛爾蘭種的已經切成兩瓣兒，面積擴大了，氣味也更沖鼻了一罐愛爾蘭模範奶場的乳酪，一隻褐色陶罐，盛著四分之一品脫零四分之一兌了水並變酸了的牛奶由於炎熱，它已化為水酸性乳漿與半固體凝乳，再加上布盧姆先生和弗萊明大媽40作為早餐消費掉的部分，就足夠一英品脫了，相當于原先送來的總量兩朵丁香花蕾，一枚半便士硬幣和盛有一片新鮮排骨肉的一個小碟子。We discover the latter in changed conditions ; instead of a bride with boxes and trunks which others bore, we see her a lonely woman with a basket and a bundle in her own porterage, as at an earlier time when she was no bride ; instead of the ample means that were projected by her husband for her comfort through this probationary period, she can produce only a flattened purse
我們發現苔絲的情形完全改變了她不再是把箱子和小盒子交給別人搬運的新娘子了，我們看見的是她自己孤零零地挽著籃子，自己搬運包裹，和她以前沒有做新娘子時完全一樣了。在此之前，她的丈夫為了讓她過得舒服一點而給準備了寬裕的費用，但是現在她只剩下了一個癟了的錢袋。Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview
接著，在labview環境下開發了多種用於傳感器信號測試的虛擬儀器，具有波形發生、時域測量、濾波處理、頻譜分析等多種功能。隨后，研究了小波分析在一維信號消噪中的應用，實現了labview環境下的閾值法和平移不變量法小波消噪，並利用labview設計了飛控系統中光纖陀螺零漂信號的小波消噪儀。Abstract : the numerical simulation of the rheological warm extrusion molding of the missile shell, a kind of aluminum alloy part, has been carried out, including the simulation of metal flow in the mold cave, velocity field, stress field, strain field, temperature field, and nodal force etc
文摘:對鋁合金零件彈托在溫擠條件下的流變成形過程進行了數值模擬，其中包括對金屬在模具型腔中的流動情況、速度場、應力場、應變場、溫度場、節點力等的數值模擬。This kind of high silica wrought aluminum alloy is provided with low density and well heat - stability, especially with the metallurgical structur ? similar with bearing alloy ? which is composed of dispersion distribution common silicon crystal hard mass point and the alloyed basal body is very fit for the components manufacture ? can bear small capacity moving load and friction load
這種高硅變形鋁合金具有密度小和200以下良好的熱穩定性，特別是它的由彌散分佈的共晶硅硬質點及合金化的相基體組成的類似軸承合金的金相組織、特別適合用於製做承受小能量動載荷和摩擦載荷的零件。When the number of elements increases, the derivatives within the variational statement will tend to have a constant, or in particular a zero, value.
當元素的數目增加時，變分表達形式中的導數趨于常數，特別情況下可趨于零。( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese
本論文的主要研究內容如下： （ 1 ）研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理，合理分割銑床控制系統的管理任務，根據任務的要求賦予不同的優先級和調度時間，保證任務的執行效率和實時性； （ 2 ）開發底層設備驅動程序和應用程序介面（ api ）函數，以便於進行系統應用軟體的開發； （ 3 ）深入研究fat16文件系統的結構和固態盤的硬體特性，參照fat16文件系統的管理思路，開發固態盤文件管理軟體以有效管理nc代碼文件； （ 4 ）深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議，開發串口通訊網路通信軟體； （ 5 ）研究字元的顯示原理和在操作系統中嵌入字庫的方法，在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法，開發中文字庫嵌入軟體，滿足開發操作界面的信息要求； （ 6 ）深入研究三維圖形坐標變換的原理，開發實用的三維加工軌跡顯示軟體，便於操作者對零件的加工過程進行監控和診斷。Details are as follows : we deal with properties of bilevel linear programming and prove the equivalence of bilevel linear programming and optimization over the efficient set. a class of multi - objective tow level programming, i. e. the upper - level is single objective and the lower - level is linear multi - objective, is mainly discussed. it can be converted into the optimization over the efficient set with parameter and an algorithm is given with its finite termination being proved ; when the upper - level is linear function, an exact penalty function algorithm is given
分層（分級）遞階系統是社會組織管理的主要形式，多層規劃是研究這類系統優化問題的基本模型，其鮮明的實際背景和廣泛的應用前景引起了人們的廣泛關注，成為一個新興的活躍的研究領域，本論文研究了二層規劃中的若干問題，主要工作如下：討論了二層線性規劃的性質，並證明了它與零有效集上優化問題的等價性；對一類二層多目標規劃（上層為單目標規劃、下層為線性多目標規劃的問題）進行了探討，將其轉化為含參變量的有效集上的優化問題，進而給出了一種演算法，並證明了該演算法的有限終止性；當上層為線性單目標時，給出了一種罰函數方法After subtracting food and energy costs, which can vary widely each month, the producer price index for finished goods still rose at a moderately fast clip of four - tenths of1 percent, compared with a two - tenth rises in april
減去食物與能源的費用以後? ?這兩項每月可能大幅變動? ?成品製造價格指數仍以略快的速度攀升百分零點四，相形之下，四月份僅上升零點二。It has shown by the uncertainty of the data of fatigue experimentation and the size deviation of machine accessory and structure component and the original defect of materials that all of the stress and intensity and the factors that affect them are stochastic variables, so we should deal with the problem of fatigue by the method of probability and statistics to making the engineering life deduced by fatigue intensity to be the reliable life under a certain probability
疲勞試驗數據的離散性，零件和構件加工允許的尺寸偏差，材料中分佈的原始缺陷，以及受載零件危險部位應力響應的分佈特性等，都說明應力和強度以及影響它們的因素都是隨機變量，它們有各自的分佈形式，應該用概率統計理論和方法來處理，才能使疲勞強度在工程中所確定的壽命，成為保證某一概率下的可靠壽命。According to the mechanism characteristics of the ac motor, with zero - voltage switching technology, the pdm converter mathematical models both the pwm and rectangular wave control mode are given in this paper. and the voltage and current harmonic analysis and the simulation waveforms of the output voltage, current and power are also described respectively
根據交流電機在恆轉矩區和恆功率區的特性，結合零電壓開關技術，分別給出相應的脈寬調制控制（ pwm ）方式和方波控制方式下的高頻交流脈沖密度調制變頻器的數學模型，電壓和電流的諧波分析以及輸出電壓、電流和功率的模擬波形。First we collect signals by shake and infrared temperature sensor, transfer them to computer by a / d instrument, dispel zero excursion of sensor and in - linearity of a / d transformation, save them in the form of data file. then transfer them to matlab, analyze and dispose by wavelet function and toolbox. by lot of experiments and data analysis we find distinct change of the character in different fault states
然後，我們在現場對砂光機進行實驗，利用振動及紅外線溫度傳感器現場實時採集信號，通過a / d采樣卡送入計算機中，採用逆向建模的新方法來消除傳感器零漂及a / d轉換的非線性，再以數據文件形式保存，然後在matlab中調用數據文件，應用小波函數及工具箱對其進行處理分析，經過大量的實驗及數據分析發現在不同的故障狀態下，特徵量有明顯變化。As the legged system has a similar dynamics to that of three - dimensional inverted pendulum mode, whose supporting point is equivalently located at the zmp, what is more, there is dynamical relationship between the zero moment point ( zmp ) and the center of gravity ( cog ), so this paper proposed the method that controls the cog of the whole humanoid body system in real - time through the 3 - d inverted pendulum based on variable zmp : first, the irregular terrain analyzed and described, the author proposed an usual obstacles - spanning method, based on the position and the shape of obstacles, the author programmed the smooth trajectory of anklebones
由於機器人的腿系統和三維倒立擺模型有著相似的動力學特徵，模型的支撐點就是機器人的零力矩點zmp ，另外零力矩點zmp和重心cog之間存在著動態關系，本文採用基於可變zmp的三維倒立擺動力學原理來對類人猿機器人進行質心軌跡生成。首先，通過對復雜地況進行分類統一描述，提出了一套通用的越障軌跡規劃方法，結合復雜地況下障礙的位置和形狀，規劃了機器人連續的踝關節軌跡。( 2 ) to develop the three nodes supply chain coordination problem between one manufacturer, one whole - seller and one retailer based on two nodes supply chain : to expand two nodes benefit model to three nodes, then to discuss the change of each node benefit and supply chain total benefit on the un - fixed price flexibility coefficient and to make three - dimension for analysis
（ 2 ）對於一個生產商，一個批發商和一個零售商組成的三節點供應鏈的協調問題，在兩節點供應鏈的基礎上進行了擴展:將兩個節點的利潤模型擴展到三個節點，然後也在非固定的價格彈性系數下來討論每種策略中各節點利潤和供應鏈總利潤的變動，並作出三維圖形進行分析。Following works has been done : ( 1 ) for the coordination problem of two nodes in supply chain between one manufacturer and one retailer, it hereby make improvement based on the concerned literature research : to relax a certain tentative terms ; to discuss the change of each node benefit and supply chain total benefit in every policies under un - fixed price flexibility coefficient and to make three - dimension for analysis
作出了以下幾個方面的工作: （ 1 ）對於一個生產商和一個零售商的兩節點供應鏈的協調問題，主要在相關文獻研究的基礎上作出了改進:放開了某個假設條件;在非固定的價格彈性系數下來討論每種策略中各節點利潤和供應鏈總利潤的變動，並作出三維圖形進行分析。In the paper, in accordance with the thermal power torpedo propulsion system using hap tri - component fuel, with the i - deas software, applying the cad technology and the fem, the research of simulation on the piston - one of key parts of engine was proceeded and the paper presented the whole analysis process of the piston including thermal analysis. in the paper, the question of the boundary condition in the complicated engineering was explored and the temperature field. the stress field and the deformation of the piston were computed and analyzed under a new kind of fuel ( hap )
本文針對三組元魚雷熱動力系統，應用i - deas軟體，利用cad技術和三維有限元方法（ fem ） ，對發動機的關鍵零件? ?活塞展開模擬研究，對活塞進行了包括熱分析在內的全過程的模擬計算，探索了復雜工程中邊界條件的處理問題，分析計算了魚雷發動機活塞在新型燃料（三組元燃料）工作下的穩態溫度場、應力場與變形情況，最後，根據分析結果對其結構提出了改進意見。For example, when we see a snowflake with plate - like shape and needles - like arms, we can guess that when this snowflake was formed, the temperature was between - 5c and - 20c so that a plate - like ball could be generated, and then the temperature got warm to between 0c and - 5c for it to get the needle arms
例如，我們能夠看到一個片狀主體時，溫度大約介乎攝氏零下五度至零下二十度.如果溫度變暖至介乎攝氏零度至五度，針狀分支便會形成.此外，雪花在空氣中飄浮的時間越長，圖案會越復雜When the radius of the interior conductor equals zero, the circular coaxial cable becomes a circular waveguide, and its eigenequation was derived as well
在內導體半徑等於零的情形下，同軸線即變成具有徑向導體板的圓波導，得到圓波導的特徵方程。Based on the rigorous coupled wave theory, the phenomenon that the zero order reflection efficiency of rectangular subwavelength grating varies with the wavelength is studied when incidence angle, azimuth and grating parameters are variant
摘要從嚴格耦合波衍射理論出發，在不同入射角、方位角和光柵參數下的情況，計算了矩形亞波長光柵零級反射效率隨入射光波長的變化。Many kinds of the heat sources ( frictional heat, cutting heat, ambient temperature, etc ) in machining system produce a kind of temperature distribution. this temperature distribution induces thermal deformation between machine tools, tool, work - piece and work holding fixture. this deformation affects the relative displacement between the work piece and the cutter, causes the manufacturing errors, and influences the machining accuracy of the work - piece
在機械加工中，工藝系統在各種熱源（摩擦熱、切削熱、環境溫度、熱輻射等）的作用下，產生溫度場，致使機床、刀具、工件、夾具等產生熱變形，從而影響工件與刀具間的相對位移，造成加工誤差，進而影響零件的加工精度。分享友人