縮減范數 的英文怎麼說
中文拼音 [suōjiǎnfànshǔ]
縮減范數
英文
reduced norm-
For example, if hanging clocks for an exhibit is a critical task, you can reduce its scope by hanging fewer clocks than originally planned
譬如，如果懸掛展覽會的鐘表是一項關鍵任務，則減少懸掛鐘表的數目，即可縮小其范圍。As society ' s development, we can easily find out from the history that binding force of taboo for human beings has been dramatically decreased, or most of it has already lost its power, or not able to display its strength any more
回溯歷史，可以比較直觀地發現，伴隨著人類社會的逐步演進和民族群體不斷進步，篤守禁忌習俗者的數量已經大大減少，禁忌的存在范圍在明顯縮小，虔誠的順從觀念在人們的頭腦中漸趨淡化。We study the code model characteristic of videos, analyse the characteristic of mpeg data structure and similarities and differences of forms of avi video. the method which compresses the information of an image and the differences of images is adopted to reach the high compression ratio. mpeg compresses algorithms as the international standard, is supported together by many computer platforms now, have better compatibility than avi video
論文首先簡要地介紹了課題背景和當前的研究狀況，研究了視頻編碼模型特點，分析了mpeg - 2數據結構特點和avi視頻格式的異同，在同等的視覺質量范圍下mpeg - 2採用有損壓縮方法減少運動圖像中的冗餘信息從而達到高壓縮比，因此mpeg - 2壓縮演算法作為國際標準，被許多的計算機平臺共同支持，較avi視頻具有更好的兼容性。In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性，通過採用不同方法穩定該類土作底基層材料的力學性能研究，從技術、經濟角度綜合評價，得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化，從而顯著減輕了基層的早期及長期縮裂程度，從而提高了路面的耐久性。In so doing, we have taken into consideration the queries from sph on the engineering aspects of criii, mainly the concerns on whether the extent of reclamation is the minimum, whether the size and number of the cwps can be minimized and whether the stations can be located elsewhere so as to reduce reclamation
為此，我們研究過保護海港協會對中區填海第三期工程工程事宜提出的質疑。這些質疑主要包括填海范圍是否最小冷卻用水抽水站的規模和數目可否盡量減少，以及抽水站可否重置於其他地方以縮減填海范圍。This class implements the validity constraints defined in the world wide web consortium extensible markup language 1. 0 recommendation for document type definitions dtds, the microsoft xml core services msxml schema specification for xml - data reduced schemas, and the w3c xml schema recommendation for xml schema definition language schemas
該類實現萬維網聯合會（ w3c ）可擴展標記語言（ xml ） 1 . 0建議中為文檔類型定義（ dtd ）所定義的有效性約束，實現microsoft xml核心服務（ msxml ）架構規范中為xml數據縮減（ xdr ）架構所定義的有效性約束，並實現w3c xml架構建議中為xml架構定義語言（ xsd ）架構所定義的有效性約束。A new aerodynamic design system developed by authors for draft fan with enhanced efficiency, suppressed noise, enlarged flux and high load. the new design system features : a twist regulation for vortex control is employed in designing to lessen the secondary flow loss in the blade tip and hub ; the feasibility and high efficiency of this procedure has been verified by the tests of the prototype fan ; a new computer - aided 3d blading is used to optimize the blade ; numerical inverse checking is adopted to enhance accuracy in designing and cut down the period of the designing and production. this design system can make the optimized blade with " forward inclination ", " inclining sweep ", " bending sweep ", to minimize the various secondary flow losses, to expand the steady working range of the fan, and to suppress the aerodynamic noise source
本文通過對一種新型高性能礦用局部通風機的設計、製造及試驗全過程的綜述，展現了新的先進設計體系在民用通風機上的成功運用，其研製特點是： （ 1 ）在葉片氣動設計中為了降低葉根及葉尖區二次流損失，採用可控渦扭向規律設計，樣機實測的高性能驗證了這種方法的可行性和高效性； （ 2 ）在設計方法中採用較精確的數值反驗算，獲取最優設計方案，大大提高設計的準確性和成功率，並縮短了設計試制周期； （ 3 ）在設計過程中發展了計算機輔助三維葉片造型新方法，可以根據設計需要簡便快捷地對葉片進行「前傾」 、 「傾掠」或「彎掠」造型，這些造型對減小各種二次流損失、擴大穩定工況范圍和控制葉輪機氣動噪聲源起到了非常好的作用。Abstract : a new aerodynamic design system developed by authors for draft fan with enhanced efficiency, suppressed noise, enlarged flux and high load. the new design system features : a twist regulation for vortex control is employed in designing to lessen the secondary flow loss in the blade tip and hub ; the feasibility and high efficiency of this procedure has been verified by the tests of the prototype fan ; a new computer - aided 3d blading is used to optimize the blade ; numerical inverse checking is adopted to enhance accuracy in designing and cut down the period of the designing and production. this design system can make the optimized blade with " forward inclination ", " inclining sweep ", " bending sweep ", to minimize the various secondary flow losses, to expand the steady working range of the fan, and to suppress the aerodynamic noise source
文摘:本文通過對一種新型高性能礦用局部通風機的設計、製造及試驗全過程的綜述，展現了新的先進設計體系在民用通風機上的成功運用，其研製特點是： （ 1 ）在葉片氣動設計中為了降低葉根及葉尖區二次流損失，採用可控渦扭向規律設計，樣機實測的高性能驗證了這種方法的可行性和高效性； （ 2 ）在設計方法中採用較精確的數值反驗算，獲取最優設計方案，大大提高設計的準確性和成功率，並縮短了設計試制周期； （ 3 ）在設計過程中發展了計算機輔助三維葉片造型新方法，可以根據設計需要簡便快捷地對葉片進行「前傾」 、 「傾掠」或「彎掠」造型，這些造型對減小各種二次流損失、擴大穩定工況范圍和控制葉輪機氣動噪聲源起到了非常好的作用。The calculation of the position of the shocks for the domain decomposition of the hyperbolic approximation is discussed. it is the matching stable problem for the different schemes in the different domains with different mesh size. after tracing the position of the shocks, the artificial compression method are applied to eliminate the smearing effect and to raise the resolution of the schemes. in the boundaries of each regions, the universal connected matching stable schemes are inserted in so as to make the schemes between different regions matching stable each other. at last, some numerical examples are presented
討論在激波計算中的區域分解法，即在不同區域中應用不同網格及格式的耦合穩定性問題.先定出激波位置，再在激波附近小范圍內，用低階格式及人工壓縮方法以消除彌散效應.在激波區域外，應用高精度格式，減少了過超振蕩現象，提高了解析度.在各區域交界應用全能穩定聯接格式，解決了格式的耦合穩定問題.最後舉出數值計算實例，計算結果與理論分析符合Order to minimize the effect of construction on the public, apart from the active replacement of old pipes, we have also introduced a new method for continuous water supply to be used in particular places, so as to reduce the scope and frequency of water suspension. even though the cost is higher, it can effectively prevent water pollution and reduce water loss during the construction
了降低施工對民眾造成的影響，本處除積極汰換老舊管線外，也引進新的不斷水工法，用在特定場合以縮減停水范圍和次數，雖然成本較高，卻可有效防止水質污染減少施工時所流失的水量。Finally, the two dimensional flow in the diffuser is calculated, the results show that the change of ma makes an effect to the performance of the diffuser. owing to the accretion of ma, the action of oblique shock waves and the boundary layer pricks up, the flow separates from the wall where the shock waves impinge on the boundary layer more quickly, the cluster of diamond shock waves becomes larger. moreover, by comparing the change of flow field under different structure parameter, it is found that the augment of length of constant area section alter the structure of fluid field little, a smaller area ratio and larger angle of compression section make the diffuser working better
最後，針對擴壓器中的二維流場進行了數值模擬，結果表明馬赫數對擴壓器性能影響較大，隨著馬赫數的增大，擴壓器管道內激波-附面層干擾加劇，流動從附面層分離相應加劇，激波串數目增多;通過比較不同結構參數下的擴壓器內流場，發現等直段長度的變化幾乎沒有改變流場結構，只是對局部流場稍有影響，並且在其它參數不變的情況下，一定范圍內減小面積比a2 / a1和增大收縮角有利於擴壓器性能的提高。Although the species is widely distributed in tropical and subtropical regions, it has a special habitat requirement and in recent years its distribution area and population size are decreasing
本種分佈雖廣，但其生長環境很特殊，目前在世界各分佈區的范圍正不斷縮小，個體數量亦日趨減少。Xml - data reduced refers to the subset of the xml - data schema specification that was made available in msxml 3. 0 and later
Xml數據縮減是指xml數據架構規范的一個子集，在msxml 3 . 0以及更高版本中提供。分享友人