比例變換 的英文怎麼說
中文拼音 [bǐlìbiànhuàn]
比例變換
英文
transformation of scale-
Whole cell c2d2 reduction by all four mutants comparing to wild type and ni / v mutant was also detected. the result showed that only single a - gln194 substitution did not perturb the stereospecificity of protonation of c2d2. the above comparing results indicate that in mofe protein ( 1 ) a a - gln190 site and its association with homocitrate are important for the transfer of electron / proton to femoco, while a - his194 site and the homocitrate are independent in h2 evolution
對四個突變株細胞的c _ 2d _ 2還原特性及還原產物中反式-順式- 1 , 2 -二氘代乙炔的比例進行了測定並與野生型及nifv突變株相比較,結果表明只有- gln ~ ( 194 )替換不影響c _ 2d _ 2還原產物中反式-順式- 1 , 2 -二氘代乙炔的比例,即未改變固氮酶還原c _ 2h _ 2加氫的立體構型的專一性。The normal methods of translation, rotating and scaling can not be applied to the affine transform of fractal images
通常分形圖不能用常規的平移、旋轉和比例變換方法來進行仿射變換。2. the radiant characteristics of the sar images are evaluated, which includes relative calibrations and absolute calibrations of the sar images, corrections of the antenna patterns, and ratio transforms and contrast adjustments of the sar images
2 . sar定標與其圖像輻射特性評價,包括圖像的內定標和外定標,以及以天線方向圖校正、比例變換和反差調整為內容的sar圖像的輻射校正和增強。The format transcoding includes the frame size conversion, frame rate or field rate conversion, and interlaced / progressive video conversion. in this chapter, the frame size trancoding with arbitrary rational number ratio of l / m is put forward
提出了變換比例為任意有理數l m時的空域任意尺寸轉碼,以及針對任意尺寸轉碼器的運動矢量重用演算法。This paper includes five parts. the first is to review the study on the subject ; the second is to discuss the characteristic of chian ' s stock market. the change of money - admitted policy and the questions on the study. the third is to verify the size effect in china ' s stock market by using correlation test and regression test on the bases of four different criterions, each criterion will be applied with two time - series methods. the fourth is to summary the main character of four different criterions, and apply joint test to the criterions that were proved the best concerning the size effect. the illiquidity risk was introduced to the study, the indexes of turn - over rate and the fluctuation of turn - over were used here. however, other factors that may influence the invest return rate as circulating rate and size were also included. according to the result, the size effect will be interpreted. the fifth is to summary the size effect and its explaination, and then to provide some useful invest strategies based on the conc lusion above
論文分五部分,第一部分對小公司效應的有關研究文獻進行回顧;第二部分我國股票市場的狀況、資金供給政策的變化和我國股票市場實證的相關問題進行論述;第三部分對我國股票市場的小公司效應按照四種不同的規模標準分類,每一種標準均分兩種不同的統計周期分段標準進行實證分析;第四部分小結不同的規模分類、不同統計周期分段的統計結果特徵,然後對小公司效應最明顯的規模分類標準進行多因子聯合回歸分析,這里引入了流動性風險因素,其用換手率和換手率波動指標來衡量,還分別引入了其它影響投資收益率的因子,分別是規模、流通比例。Thirdly, based on our definition of fuzzy preference structure without incomparability, we find out relationships between transitivity properties of large preference relation and strict preference and indifference relation with ^ - transformation of lukasiewicz t - norm. for example, we point out that the w - transitivity of large preference relation can derive the same transitivity of strict preference and indifference relation
在作者所給出的模糊偏好結構定義的基礎上,在無不可比關系的條件下以及lukasiewicz ,模的尹變換嘰的意義下,討論了大偏好、嚴格偏好及無區別關系之間的傳遞性性質的聯系,例如我們指出了大偏好關系的嘰傳遞性可導出嚴格偏好以及無區別關系的嘰傳遞性等。After measured the laser energy distribution of kunming slr station, the parameters of this non - gassian and non - spherical symmetric laser beam were deduced according to correlation definition. applying its laws and deduced laser beam parameters, the change of laser beam dirvergence angle was studied in detail when adjusts transmission system focus. moreover, calculation based on these measured data indicates that the laser shaded by the second mirror of telescope is amazingly up to 39. 8 %, an optical element was designed for the settlement and it worked satisfactorily when put it into practice
之後測量了雲南天文臺激光的橫向能量分佈,根據相關定義確定了這束非高斯非球面激光的參數,應用它的傳輸變換規律和測量參數研究了調焦中激光發散角的變化,並根據測量數據計算出激光發射時副鏡擋光比例達到驚人的39 . 8 ,研製出光劈解決這一問題,取得了很好的效果。The percentage of autumn degradation bacteria was the biggest, it was 0. 547 %. among degradation bacteria genus, the bacillus proportion in each season was the biggest, that was 44. 44 %, 50. 00 %, 48. 15 % and 47. 22 % in spring, summer, autumn and winter respectively, other bacteria genus ' s proportion were less than bacillus. this was probably related to the basic proterties of soil, the alternation of four seasons, the change of temprature and the difference of vegetation were fairly suitable to the growth of bacillus
在土壤細菌總數上,夏季的細菌數量最多,其次分別為春、秋、冬各季;在土壤中降解氧樂果的細菌數量上,夏季土壤中的降解菌株數量也最多,其次分別為春、秋、冬各季,土壤磷的含量與降解氧樂果細菌的數量之間並沒有太大的相關性( r = 0 . 494 ) ;在降解菌占細菌總數百分比上,秋季降解菌株所佔百分比最大,為0 . 547 % ;在降解菌株中,芽孢桿菌屬( bacillus )在每一季節所佔的比例都是最大的,春、夏、秋、冬分別為44 . 44 % 、 50 . 00 % 、 48 . 15 % 、 47 . 22 % ,其它菌屬所佔比例都比較少,這可能跟土壤的基本性狀有關,春夏秋冬四季的輪換,氣溫的變化,植被的差異,耕作的不同,比較適合抗逆性較強的芽孢桿菌屬( bacillus )的生長。Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application
熱、壓環境下壓阻變換壓力傳感器的性能可以通過有限元方法預測.這里研究了簡化的1 / 8模型,模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元預測結果和實驗數據具有可比性.範例研究表明,硼硅堆導致產生一定的非線性,但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而,在相對穩定的環境下,軟黏合劑對傳感器的影響可以忽略.此外,詳細的設計和過程信息有助於提高模型的適用性Proportional valves to continuous, proportional to the implementation of components of the control, speed and direction, pressure and can prevent or to the exchange rate changes and the impact of the phenomenon of simplified systems to reduce the usage of components
比例閥能連續地、按比例地控制執行元件的力、速度和方向,並能防止壓力或速度變化及換向時的沖擊現象簡化了系統,減少了元件的使用量。Such operations include rotation, translation, scaling, reflecting, orthographic projection, and perspective projection are provided to control the location of geometric models
其中包括旋轉變換、平移變換、比例變換、反射變換、正交投影變換和透視投影變換。利用這幾種變換的組合建立取景體。Imaging formula and object - image scale formula of laser beam transferred by focus lens are deduced according to the abcd law of matrix optics, and the factors that effect on beam focus properties are analyzed based on these two formulas
根據矩陣光學變換的abcd定律,推導出激光束經過單聚焦鏡變換后的成像公式和物像比例公式,並在此基礎上討論光束質量和聚焦系統特性對光束聚焦性能的影響。In the first year after this treaty takes effect, every member country is to pay 0. 01 % of her defense expense in the monetary form of umem ; in the second year, to pay 0. 02 % ; in the third year, to pay 0. 03 %, … increasing by 0. 01 point each year, up to 1 % in the 100th year, thereafter keeping unchanged ; those that join this treaty later on, should pay the same percentage as other member countries are supposed to pay that year
本條約生效之後第一年,所有成員國應按各自當年實際防務開支的0 01 %以「貨幣兌換中介單位」為貨幣形式向基金繳款;自第二年起,每年增加0 01個百分點,至第一百年達到各成員國當年實際防務開支的1 %止,此後一直保持不變;新加入的國家,應從其加入時起,按當年既有成員已達到的比例繳款。The data got from the shooting tests, conversed by the theory of similitude and eliminated the system errors, were compared with the data from the approval test in the national shooting field. it verified that the full parameters artillery physical simulation theory was right. it verified that the huge rate model design and madding methods were reliable
把模型炮實驗獲得的數據,按相似理論換算,並消除相似畸變帶來的試驗誤差后,與原型炮在國家靶場定型試驗的結果比較,證明了創建的火炮全參數物理模擬理論的正確性;證明所採取的大比例縮尺模型的設計方法和製造手段的可靠性;證明用縮尺的模型炮代替副炮進行多項目綜合物理模擬試驗技術是成功的。This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved
本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率器件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變比例變積分系數的模糊控制器,提高了系統的動態響應指標;系統設計了完善的保護措施,並具有市電電網的故障診斷功能。The basic principle of hydraulic system of tb80k trimming is set forth. the changing process of engaging pressure is analyzed and studied, the engaging pressure is produced in transmission controlled by electro - hydraulic proportion when shift gear is switched ; the hydraulic control system used in remote control is studied and designed applied with electro - hydraulic proportional control theory and on the basic of the hydraulic characteristic of tb80k trimming dozer, more and more electro - hydraulic reform projects and assumption are present
本文闡述了tb80k推耙機液壓系統的基本原理;對電液比例控制變速箱換檔在各檔之間切換的接合壓力變化過程進行試驗分析研究;應用電液比例控制理論,結合tb80k推耙機液壓系統結構特點進行遙控液壓控制系統研究和設計,並提出了多種電液改造方案和設想。The third, it is a viable way to change state - owned stock to preferred stock that can convert and accumulate. the fourth, company management construction of medium and small company in scale is studied in ownership system mode and employee ' s function and bank ' s function and function of private ownership investor, and draw some conclusions
第三,由於在我國國有企業中國有資產佔有非常大的比例,既要使國有資產保值增值,又要盤活國有資產,增加國有企業的活力,經過研究,認為將國有股轉變為可轉換累積優先股方式是一種切實可行的辦法。A scaling transformation only alters the size of an object
(比例變換僅改變一個物體的大小。 )In order to resolve parallel shift, rotation and scale shift of images, parallel shift can be resolved by fourier transform ; rotation can be resolved by polar transform ; scale shift can be resolved by ln transform
為了解決圖像平移、旋轉、比例變化對相關的影響,可通過傅里葉變換解決平移的問題;通過polar變換解決旋轉的問題;通過ln變換解決圖像比例變換的影響。In the image recognition system of an optical - electrical hybrid joint transform correlator, the same object and the false object comparing with reference image could be well recognized, but the distorted image of the scale and rotation transformation was difficultly recognized and even could not be recognized
摘要在光電混合聯合變換相關器圖像識別系統中,對與參考圖像完全相同的真目標圖像和不同的假目標圖像能實現完全識別,但對于與參考圖像間存在旋轉和比例變化的目標圖像卻很難識別,甚至無法識別。分享友人