Two methods , the stereo - analytical method and the time - vector method used for calcu1ation are ones through parallel moving discontinuous surfaces 所采取的赤平投影方法和矢量分析法均是平移結(jié)構(gòu)面進(jìn)行計(jì)算。
The vector equations are set up for four loop of one kind of nine - link barranov truss by complex number vector method , and the four equations are changed into complex exponential number form 摘要使用復(fù)數(shù)向量法對9桿巴氏桁架4個(gè)回路建立幾何關(guān)系,列出矢量方程組并轉(zhuǎn)化成為復(fù)指數(shù)形式。
The theory analyzes is verified by simuliation results . then , the control of voltage space vector method is explored based on instantaneous reactive power and ac motor drive theory 其次,論文對滯環(huán)電流控制方法進(jìn)行了分析,指出了滯環(huán)電流控制所存在的缺點(diǎn)以及局限性,仿真驗(yàn)證了理論分析結(jié)果。
Secondly , the signature of ship ' s magnetic field is simulated on the basis of the precious work . the adaptive weight vector method is used to detect the signal of magnetic field 接下來,本文利用艦船磁場的建模理論,仿真了磁場通過特性曲線,利用自適應(yīng)權(quán)向量方法對仿真的艦船磁場微弱信號進(jìn)行檢測。
Build a pwm converter model after explaining the simplified control theory so as to analyze the control method . and based on it bring forward a simple voltage space vector method 摘要建立了一個(gè)pwm整流器的模型,在解釋簡化控制原理后對矢量控制的策略進(jìn)行了分析。在此分析的基礎(chǔ)上提出了一種簡單的電壓空間矢量的算法。
Integrating raster with vector methods of updating the basic land - use map based on 3s technology is becoming one of the most important developing direction in 3s application field ; land - use and cover change field over the world 利用3s技術(shù)進(jìn)行土地利用基礎(chǔ)圖件更新已成為國內(nèi)外3s應(yīng)用領(lǐng)域和土地利用與覆被變化領(lǐng)域( lucc )一個(gè)興起的研究方向。
When the network - induced delay is less than and more than one sampling period , the augmented state vector method is used respectively to model the system as a finite - dimensional discrete - time lti ( linear time - invariant ) system 在網(wǎng)絡(luò)誘導(dǎo)時(shí)延小于和大于一個(gè)采樣周期的情況下,分別利用增廣狀態(tài)向量法,將系統(tǒng)建模為有限維離散時(shí)間線性時(shí)不變系統(tǒng)。
It is suggested that transformation relation between spatial local coordinate system and integral coordinate system be established by vector method , which simplifies coordinate calculation of toe slab and is easy for design modification 提出了運(yùn)用向量法建立空間局部坐標(biāo)系與整體坐標(biāo)系的轉(zhuǎn)換關(guān)系,從而使趾板坐標(biāo)計(jì)算簡捷方便,且易于設(shè)計(jì)修改。
We use a keyword vector method in information filter and improve the method as follows : firstly , assigning different weight to the keywords on different tag ; secondly , an user can modify weights of these keywords 用戶方面用戶可以直接修改模板關(guān)鍵字串中不同關(guān)鍵字的權(quán)值,得到更加精確的用戶興趣,使過濾的結(jié)果能準(zhǔn)確的反映用戶的興趣,從而提高文檔過濾的準(zhǔn)確性。
In this paper , the p - vector method which is based on - spiral method and thermal wind relation is used and a good result is obtained , which indicates the p - vector method can be used in the large - scale ocean area and invert the current system well 這表明了基于螺旋方法和熱成風(fēng)關(guān)系建立起來的p矢量方法是可行的;該方法在大洋海區(qū)有較好的適用性,并能得到較好的診斷結(jié)果。