無定向的 的英文怎麼說
中文拼音 [wúdìngxiàngde]
無定向的
英文
amphibolic-
He resolved that his conduct should be worthy of an aspirant who was already a model of discretion.
他的謹慎一向足以為人表率,他決定他的行動應該無愧於這樣的名聲。For some time the german bombers had navigated largely by radio beacons.
有一個時期,德國轟炸機主要是靠無線電定向信標來導航的。To oversee all the details yourself in person ; to be at once pilot and captain, and owner and underwriter ; to buy and sell and keep the accounts ; to read every letter received, and write or read every letter sent ; to superintend the discharge of imports night and day ; to be upon many parts of the coast almost at the same time ? often the richest freight will be discharged upon a jersey shore ; ? to be your own telegraph, unweariedly sweeping the horizon, speaking all passing vessels bound coastwise ; to keep up a steady despatch of commodities, for the supply of such a distant and exorbitant market ; to keep yourself informed of the state of the markets, prospects of war and peace everywhere, and anticipate the tendencies of trade and civilization ? taking advantage of the results of all exploring expeditions, using new passages and all improvements in navigation ; ? charts to be studied, the position of reefs and new lights and buoys to be ascertained, and ever, and ever, the logarithmic tables to be corrected, for by the error of some calculator the vessel often splits upon a rock that should have reached a friendly pier ? there is the untold fate of la prouse ; ? universal science to be kept pace with, studying the lives of all great discoverers and navigators, great adventurers and merchants, from hanno and the phoenicians down to our day ; in fine, account of stock to be taken from time to time, to know how you stand
親自照顧一切大小事務;兼任領航員與船長,業主與保險商;買進賣出又記賬;收到的信件每封都讀過,發出的信件每封都親自撰寫或審閱;日夜監督進口貨的卸落;幾乎在海岸上的許多地方,你都同時出現了似的; ? ?那裝貨最多的船總是在澤西岸上卸落的; ? ?自己還兼電報員,不知疲倦地發通訊到遠方去,和所有馳向海岸的船隻聯絡;穩當地售出貨物,供給遠方的一個無饜足的市場,既要熟悉行情,你還要明了各處的戰爭與和平的情況,預測貿易和文明的趨向; ? ?利用所有探險的成果,走最新的航道,利用一切航海技術上的進步; ? ?再要研究海圖,確定珊瑚礁和新的燈塔、浮標的位置,而航海圖表是永遠地改而又改,因為著計算上有了一點錯誤,船隻會沖撞在一塊巖石上而至於粉碎的,不然它早該到達了一個友好的碼頭了? ? ,此外,還有拉?貝魯斯的未知的命運; ? ?還得步步跟上字宙科學,要研究一切偉大的發現者、航海家、探險家和商人,從迦探險家飯能和腓尼基人直到現在所有這些人的一生,最後,時刻要記錄棧房中的貨物,你才知道自己處于什麼位置上。Conclusion this result shows that that the pinna and concha have almost no effect no sound localization in horizontal plane, which means spectral characteristic does not possihly dominate in horizorntal plane
結論實驗表明耳廓和外耳道對水平方向的聲音定位幾乎無影響,也就是說在水平方向上的聲音定位,耳廓和外耳道的濾波、共振等改變聲波頻譜特性作用可能不明顯。Since the discovery of cnt ’ s and find that cnts have small diameter and high length diameter ratio and can be look as one - demission material, it can be used as emission emitter of fed. especially, the aligned cnts array can be seen innumerable single cathodes which are lined regularly and form array. so growing aligned cnts array in selective area is the key technology to product cnts fed, which is also the necessary condition of cnts micro - electronics device
自碳納米管發現以來,由於碳納米管的直徑很小、長徑比大,故可視為準一維納米材料,可作為場發射平板顯示的尖端發射體,特別是定向碳納米管陣列可看成是無數根單尖陰極規則的排列起來形成陣列式,是理想的場發射平板顯示器的尖端發射體。In radiocommunications, the radiation in a lobe of a directional antenna
在無線通信技術中,定向天線以某一波瓣輻射的電磁能。4. under the directional solidification, either sub - or hyper - eutectic alloys, with the increase of growth rate, the lst dendritic arm spacing decreases and 2st dendritic arm spacing is restrained to some extent
4定向凝固條件下,隨著凝固速率的增加,無論亞共晶合金或過共晶合金,一次枝晶間距減小,二次枝晶生長得到不同程度的抑制。In actual fact, a suitably modified amateur radio transmitter operating in either the 420 to 450 megahertz band or the 1. 3 gigahertz band, with a highly directional antenna, is capable of transmitting voice to skull signals at less cost than the price of an automobile
事實上,一個適當限制在420到450兆赫波段或1 . 3千兆赫波段的帶有高度定向天線的業余無線電廣播發射機,能夠把聲音信號傳給頭骨並且所花的費用比一輛汽車的價格還要少。We asked him a lot about this matter, but he only gave us an indecisive answer.
關於此事我們向他提出了許多問題,但他只給了我們一個無決定性的答案。Liquid cryatal also use on the public nuisance of chemical industry, the oriented polymer of macromolecular reaction, the nondestructive evaluation and microwave determination of aviational machine and metallurgic product, checking skin cancer in medicine, body temperature measurement, etc. it has showed the great superiority
另外液晶在化工的公害測定、高分子反應的定向聚合、航空機械及冶金產品的無損探傷和微波測定、醫學上的皮癌檢查、體溫測量等領域,也都顯示出其巨大的優越性。This paper introduces the application of non - orientated connecting traverse, two methods of adjustment as well as the analysis of accuracy. it also proves that non - orientated connecting traverse is a reliable and practicable way of control surveying
本文介紹了無定向附合導線的應用、兩種平差計算的方法及精度分析,證明了無定向附合導線是一種可靠、實用的控制方法。Gwt : she doesn ' t even think about the path of life. her steps wander, and she doesn ' t realize it
呂震中本:生命之路徑、她不(不系經點竄翻譯的)修平;她的轍跡無定向而不自知。At first, in order to prevent the premature convergence of genetic algorithm effectively, the author brings forward a novel dyadic floating - point supplementary mutation operator. then, simulating the natural evolution, the author presents a novel topology, unoriented - connected topology, for parallel genetic algorithm. in the end, an interval decomposed optimization method is brought forward for ipga, which can improve the optimization performance of the algorithm
為提高演算法的性能,作者對遺傳演算法進行三種改進:首先,為克服遺傳演算法早熟收斂,作者提出一種新的二元浮點補碼變異運算元;其次,模擬生物自然進化模式,為并行遺傳演算法提出了一個新的并行拓撲結構- - - -無定向拓撲連接;最後,作者提出一種區間分解優化思想,來提高對最優解的搜索能力。Adopting rotor field - oriented vector control methods, through which make the stator and the rotor magnetmotive forces can be kept orthogonal all along during operation of the bldcm, combining hysteresis current modulation ' s current control advantage and space voltage vector modulation ' s torque ripple attenuation advantage, then designing a sort of bldcm hysteresis current svpwm control method
摘要研究採用轉子磁場定向的矢量控制方法使無刷直流電動機定、轉子磁勢矢量始終保持正交,結合滯環調制電流控制和空間電壓矢量調制,設計了無刷直流電動機滯環電流svpwm控制方案。And the converter will work on the strategy of vector control with the definitive direction of the stators magnetic field. also, the thesis develops the algorithm to corroborate the magnetic field ' s direction by the state ' s current and voltage. to validate the theory analysis of bdfg
根據理論分析和模擬的結果,本文提出級聯式無刷雙饋發電機的控制策略是基於定子磁鏈定向的矢量控制方法,並推導了用定子側電壓電流量來確定定子磁鏈方向的演算法,繪制了相應的閉環控制框圖。The contributions done are as follows : according to the mathematical model of doubly fed motor and the theory of vector control, a unit power factor of rotor control scheme is proposed. in the doubly fed adjustment system, in order to control magnetic torque of motor this scheme is designed by controlling the reverse direction between rotor voltage and current to keep the vertical direction between rotor current and flux. it is known from theoretical analysis that for partly decoupling this scheme is only effective under sub - synchronization speed, but not control the system and obtain steady state since speed adjustment system ca n ' t adjust the magnitude of rotor flux under sup - synchronization
而傳統的無速度傳感器雙饋調速矢量控制系統,由於採用磁鏈定向方法,在同步速附近存在較大的工作死區,針對上述問題,本文做了如下的研究工作:本文從雙饋電機的數學模型出發,根據矢量控制的基本原理,提出了一種轉子側功率因數為1的雙饋電機矢量控制方案的設想,即在雙饋調速時採用轉子電流定向的方法,並控制外加轉子電壓與轉子電流始終反相,以保持了轉子電流與轉子磁鏈矢量垂直,通過控制轉子電流的大小來達到控制電機電磁轉矩的要求。26 therefore i do not run like a man running aimlessly ; i do not fight like a man beating the air
26所以,我奔跑不像無定向的;我斗拳不像打空氣的。In the qualitative, quantitative and directional way, successful factors, such as the superiority of marketing, the superiority of resource, the superiority of consumption, and the advantage of corporations supporting, etc, were described, and six important background factors, include of the increasing consumption, the competition from milk market, the challenge of joining into wto, the adjustment of industry structure, the winning against oneself, and accelerating development, were analyzed. new objects were put forward, that is, high quality, rationalizatio n of region distribution, having a core of brand, trade penetrating into various area, diversification of product exploitation, internationalization of preponderant product, and orientating function in market. development of tianjin milk industry should be based on materials and base, take resource integrating and market regulating as means, take trade infiltrating and product development as support, take specialization, industrialization, collectivization and internationalization as orientation, take the development of international milk corporation as mode, and take " creating name brand, entering the first - ten corporation of milk industry " as object
本文在廣泛調查研究的基礎上,圍繞天津奶業發展,全面客觀地評價了天津奶業發展現狀,採用定性、定位、定量和定向的方法,描述了天津奶業作為城郊型奶業在競爭中形成的市場優勢、資源優勢、消費優勢、龍頭企業依託優勢、外資企業進入優勢、奶類項目援助優勢等眾多成功因素,分析了天津奶業未來保持產業領先地位必須認真對待的消費需求增長、乳業市場競爭、迎接入世挑戰、產業結構調整、克服自身劣勢、促進跨越發展的六大背景因素,提出了天津奶業新一輪發展瞄準優質生產無抗化、區域布局合理化、品牌整合核心化、行業滲透多角化、產品開發多樣化、高點對接國際化、市場避強導向化的目標定位和以原料、基地為基礎、以資源整合和市場調整為手段、以行業滲透和產品開發為支撐、以專業化、產業化、集團化、規模化、國際化的發展道路為方向,以國際乳品企業的發展為模式,以「創造一流品牌、跨入乳業十強」為目標的天津奶業發展思路,以及天津奶業二十一世紀前十年和前二十年兩大階段奶牛養殖的五大奮斗目標和區域布局原則,最後有針對性地提出飼養模式選擇、全流程安全生產、產業化龍頭培育、學生飲用奶推廣、政策扶持等促進天津奶業成長的對策措施。Having no particular directional characteristics
無定向的具有無特定方向的特徵Standard test method for ductility of nonoriented electrical steel
無定向電工鋼延展性的標準試驗方法分享友人