major dimension 中文意思是什麼
major dimension
解釋
主要尺寸-
In this paper, the major subject investigated is the ducted fan vertical take - off and landing ( vtol ) uav. compared with normal fixed - wing uav, it has so many strong points such as be convenient to take - off and land, good adaptability and long hover time. we analyze and summary information of foreign uavs, then calculate the figure dimension of our uav, and draw the uav structure configuration and the outside view drawing of three dimensional structure
本課題的研究對象是涵道風扇式垂直起落無人機，與一般的固定翼無人機相比，它有著起落方便、適應性強、可以在空中長時間盤旋等優點，本文通過對相關飛行器資料的分析總結，給出了無人機的大體結構尺寸，並畫出了無人機的結構布局圖和三維結構外觀圖。 -
Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究，內容包括： （ 1 ）本文採用有限長行波面電流作用於有限長鐵芯上的模型，引用了氣隙磁場一維解，研究了單層繞組磁場，奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較，簡單介紹了二維解； （ 2 ）用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析，並分析了結果； （ 3 ）用軟體進行了額定電壓下的瞬態分析，得到了轉矩，位移，轉速隨時間變化曲線圖，利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較，採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。 -
A rotary cell culture system was designed, which was composed of micromotor, rotate part, gear part and et al. in this system, tubular scaffold can rotate slowly around own major axis. by means of this, three - dimension tissues or organs can be cultured in vitro
我們還特別設計了旋轉培養裝置，通過微型馬達驅動，減速裝置作用使旋轉部分繞自身中心水平軸做緩慢轉動，從而使置於旋轉部件上的管形支架繞其正中長軸作緩慢旋轉，其原理與美國genzrpe公司的rccs （ rotarycellculturesystemrccs ）系統相仿。 -
At the beginning of the paper, we analysed the flow characteristic of microfluid, the dimension partition of microfluid, the major influence factors, and the research method
本文首先分析了微流體的流動特徵、尺度劃分、主要影響因素以及研究方法。 -
The paper " s mostly work is to achieve the cover relation in the virtual studio, the major research is for locking the real camera and the virtual camera, the paper solve the technique problem such as : calibration for electromechanical camera tracking, by transferring coordinate, lock the movement of the virtual camera and the real camera ; present an algorithm to carry out the function of the unlimited blue box, resolve the matter that the floor of virtual studio is small ; achieve the relation of cover in the three dimension scene, which make the virtual studio can give the impression of the histrionic " s interlude perform in virtual scene,
本文的主要工作是實現虛擬演播室系統中的遮擋關系，重點研究了虛擬攝像機和真實攝像機的鎖定。本文主要解決了以下技術難題：攝像機機電跟蹤系統的校準，通過坐標變換，將虛擬攝像機和真實攝像機的運動鎖定；實現了無限藍箱的演算法，解決虛擬演播室場地小的問題；實現了三維遮擋關系，使得虛擬演播室能實現演員在虛擬場景中穿插表演的效果。 -
I have chosen to highlight chairman ' s statement to shareholders, which is one of the two major verbal blocks of the annual report. it sets out to explore the patterns of lexico - grammatical choices in chairman ' s statement to shareholders and what the patterns reveal about the two major objectives. an added dimension of research is how the patterns differ between companies and sectors
本論文以年報中兩個主要言語板塊之一的董事長致辭為語料，建立了語料庫，應用功能語法理論對其進行分析，旨在找出：體現在董事長致辭中的詞匯語法模式及這些模式是如何實現年報的兩個主要目標的，即披露信息的同時塑造公司印象，以及這些模式體現在不同行業之間的差異。 -
After reviewing the metrics and methodology of three major e - government surveys, the paper criticized the drawbacks of single dimension, web - based e - government survey
摘要在綜述當前最有影響的三大電子政府評價項目的評價方法與評價體系的基礎上，評述了基於網站的、單維度的電子政府評價方法存在的問題與缺陷。 -
However, the inherent shortcoming of piezoelectric transformer hinders its further development. the major problems include : ( 1 ) the development and design of the piezoelectric transformer involve in lots of theoretic aspects including the design of material, dimension, electrode and circuit ; ( 2 ) it is hard to harvest high voltage enhancement ratio and high - power output simultaneously ; ( 3 ) the operation of the piezoelectric transformer is strongly dependent on the resonance frequency, which leads to the difficulty in the design of driving circuit
但其自身所存在的固有缺點也在很大程度上限制了壓電變壓器的進一步發展，突出的問題有:壓電變壓器的研製包括材料設計、尺寸設計、電極設計和電路設計等多個環節，所涉及的理論面很廣;壓電變壓器的高陞壓比和大功率輸出難以同時得到保證;壓電變壓器的工作過多地依賴于諧振頻率，為外部電路的設計帶來了困難。 -
Hardware and software facilities used in this major are relatively sufficient, which can meet the high - standard demand of planar and three - dimension design
本專業的硬體設施和軟體設施相對完備，能夠滿足平面設計和三維設計等方面的較高要求。 -
This paper first presents the uncertainty of water resources and the process of fuzzy set theory in this field, then analyzes the current conditions of agricultural water resources and its sustainable developments in our country. based on the researches in this field, considering its character of multi - objective, multi - layer, multi - function and multistage, this paper mainly deals with the fuzziness and stochastic uncertainty of agricultural water resources system. the major contents and research results are as follows : 1 based on chen shouyu ' s fuzzy set theory, this paper presents a fuzzy optimal multi - dimension and multi - objective dynamic programming model, then two methods are given
本文首先闡述了水文水資源的不確定性及模糊水文水資源學的發展現狀，分析了我國農業水資源現狀及其可持續利用，在論述區域農業水資源優化領域研究現狀的基礎上，鑒于農業水資源系統優化的多目標、多層次、多功能、多階段、多維與隨機的特徵，針對系統中普遍存在的模糊性和隨機性開展研究，主要研究內容和研究成果概括如下： 1 、基於陳守煜提出的多目標模糊優選動態規劃理論，提出復雜水資源系統的多維多目標模糊優選動態規劃問題的兩種求解辦法：多維多目標的決策序列相對優屬度總和最大法和多維多目標階段模糊優選動態規劃方法。 -
In this paper we introduced digitized technology particularly, technic background of circulating fluidized bed, status inside and outside in quo and by ways of solidworks as three dimension exploitation flat, under the exploited environment of visual c + + 6. 0 we discussed major technology, technology course and exploitation principle and expatiate the ultimatum of library of three dimension standad part and system structure. on the base of it we founded library of three dimension standad part and library of fitting parts of boiler
並以solidworks為三維設計開發平臺，在visualc + + 6 . 0開發環境下對系統開發的技術路線、開發原則和主要技術進行了探討、闡述了鍋爐三維標準件庫的基本原理和體系結構，在此基礎上建立了鍋爐三維標準零件庫和裝配件庫，同時本文還對標準件庫的設置和維護進行了研究。
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