零相交法 的英文怎麼說

中文拼音 [língxiāngjiāo]
零相交法 英文
zero-crossing method
  • : Ⅰ數詞1 (零數) zero2 (數的空位) zero sign (0); nought 3 (表示沒有數量;無) nil; nought 4 (...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 相交 : 1 (相交叉) intersect: ab與cd兩直線相交於e點。 the lines ab and cd intersect at e ; the line ab ...
  1. This system can be divided into 6 modules : the module used for getting the property of material, the module used for getting the outline of the part, the module used for designing the hot - forging, the module used for designing the technics parameter, the module used for designing the mould and the module used for checking the designing process

    Forgetool系統按照普通鍛件鍛模的典型設計路線,應的分為6個主要模塊,它們分別是:鍛件材料屬性輸入模塊、件外輪廓提取模塊、鍛件設計模塊、工藝參數設計模塊、鍛模設計模塊和一個設計輔助模塊。該系統可以通過人?機互的方完成從提取件外輪廓到設計終鍛模模膛的全部設計過程。
  2. The amplitude fluctuation and according system performance degradation induced by xpm is also studied through numerical simulation. the timing jitter caused by xpm can also have great impact on system performance. by employing lagrangian variational method and statistical method, the timing jitter caused by xpm in strong dispersion managed rz systems is studied in chapter 3

    通過模擬也研究了波分復用系統中由於位調制效應引起的幅度抖動從而導致系統性能的惡化;位調制引起的時間抖動對系統性能也有較大影響,利用拉格朗日變分方和統計分析的方,第三章討論了強色散管理歸碼系統中位調制引起的時間抖動。
  3. We got the spatial distribution map of population density by spatial interpolation, in which the population data are distributed on the grids. the results of the distribution of interpolated based on gis is closed to a real population distribution. the combination of the spatial interactive models and a shortest path algorithm for public transit network is analyzed by supermarket ' s accessibility based on pedestrianism and public transit. this methods may be used to investigate potential supermarket ' s locations. the quantitative analysis about the supermarket ' s market area is realized based on trade mode of lashmanan and hansen, which mainly includes spatial distribution of population, traffic accessibility and free competition between different firms

    文中應用空間內插技術實現了人口數據空間分佈化,將人口數據通過空間插值分佈於研究區域內,使人口空間分佈更接近實際;應用公最短路徑演算及空間互作用模型實現了基於步行和公出行的超市可達性,將通對超市選址的影響定量化,方便了方案的比選;在綜合考慮人口空間分佈、超市通可達性、現有售商業競爭態勢的基礎上,基於拉、漢購物模式實現了超市商圈定量分析。
  4. Based on the present conditions of automobile industry in china, the thesis aims at using positive and normative analysis approach to study the three main factors that have important effect on development. these factors are : supplier system, manufacturing abilities and informal communication. the conclusions point out clear direction for the improvement of r & d levels of chinese automobile industry

    本文立足於中國汽車產品研發的現狀,運用實證和規范結合的分析方,通過中日汽車產品研發的對比分析,主要從三個方面研究了汽車產品研發績效的影響因素:第一,部件供應商體系,第二,製造能力,第三,非正式流,為提高我國汽車研發的管理水平指明了方向。
  5. Such recognition algorithms the feature extraction based on a set of 2 - d gabor wavelet and computation of percentage mismatched bits hamming distance between a pair of iris representations developed by daugman, texture analysis methods developed by wildes and chinese academy of science, extraction of iris signatures by means of zero - crossing of the dyadic wavelet transform developed by boles and so on

    深入研究了多種典型識別演算: daugman的基於2 - d復值gabor小波的虹膜位編碼和hamming距離的方; wildes和中科院的基於虹膜紋理分析的方; boles的基於小波過檢測的方;上海大的基於小波模極大值的方等。並在此基礎上,對虹膜識別系統中的圖像預處理和識別的若干演算進行了改進。
  6. In order to obtain the simplified process plan automatically and efficiently, a novel approach to automatic setup planning and operation sequencing of a part is proposed, meanwhile, an approach to establishment of feature sequence constraints based on the intersecting boundary is proposed

    為了獲得件的簡化工藝規劃,進一步提出了保證公差要求的裝夾和加工操作自動規劃方和基於特徵的邊界信息確定特徵加工順序約束的方
  7. The volume of sweeping is calculated for evaluating the necessary assembly space. in chapter 4, several characteristics of collision detection are clarified. based on layered envelops bounding box and subdividing the set of the possible interference components step by step, swiftly dynamic interference checking is carried out

    第四章分析了虛擬裝配中干涉檢測的特點,通過不可能干涉對象的快速篩選、基於件級和裝配體級多層次包圍盒樹的方、通過基本幾何元素之間精確測試,實現了件靜態干涉檢測、運動件與虛擬裝配環境中環境對象間的動態干涉檢測方
  8. In chapter 3, by identifying of geometric features of all basic entities, the shaping information of all basic entities of a part is recognized, and the carrier information for constructing dimension model is extracted. according to interrelations of all basic entities, and connections between shaping dimensions and topological structures of basic entities, a new method is presented to identify disappearing dimensions caused by interacting features. at the same time, a new strategy to create locating constraint dimensions and convert locating constraint dimensions to locating dimensions is introduced

    在第三章中,通過基元體的幾何特徵識別出件體中各個基元體的幾何形狀,並提取生成尺寸模型所需的載體信息;根據定形尺寸同基元體拓撲結構之間的聯系和各基元體之間的互關系,提出了由特徵引起的消失尺寸的確定方;介紹了基元體之間定位約束尺寸的生成方,以及山定位約束尺寸轉化成定位尺寸的調整策略。
  9. From july 2001 a " premium process program " is implemented for speeding processing of certain non - immigrant employment - based applications. under this program, if the applicant is willing to pay an additional 1, 000. 00 " premium " to the ins, the ins will process the application within 15 days after its receipt of the application. the applicant will receive either an approval or a request for additional evidence within 15 days after ins receives the application

    自二一年的七月開始,一種多一千元快速申請費而移民局于收件后十五天之內處理申請的作已經開辦目前這種申請方只適用於h , e , l , o等非移民與聘僱有關向移民局提出的申請按照這個辦,移民局應於十五天之內做出批準或要求補件的決定,否則應退給申請人所的快速申請費一般來講移民局當恪守這個規定需注意的是如果申請被拒的話移民局並不會把快速申請費退還給申請人目前這種快速申請辦很受申請人的歡迎
  10. Iges and step standard format and the sat format which is used in acis has been studied. according to the characters of different parts and the characters of different machine tools, a method of grinding for non - circular surface is researched, a new strategy and algorithm of non - circluar surface nc griding which based on acis is studied. a way of non - circluar surface internal grinding is realized as well as the way of non - circluar surface external grinding

    論文的研究包括了以下幾個方面:研究了三維幾何造型引擎acis平臺及其拓撲結構,探討了iges和step等產品數據換標準格式和acis中的sat文件格式的異同;根據件的加工特徵和機床的結構特點,研究了在內圓磨削和外圓磨削方式下,非圓曲面磨削的數控編程技術;提出了基於acis實體造型的任意非圓曲面件的數控磨削新演算;實現了以實體造型為基礎的任意非圓曲面件的內圓和外圓數控磨削;根據件的特徵和磨削方式,生成了應的走刀路線;實現了針對不同機床的後置處理。
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