直環型 的英文怎麼說
中文拼音 [zhíhuánxíng]
直環型
英文
orthostrophic-
Textual research proves it feasible to slice directly on 3 - d models and abnegate stl format file that is usually used in all kinds of rapid prototyping machine, it has a significantly practical value
經過本文的研究證明了通過對三維cad模型直接進行切片處理,舍棄了stl格式文件這一目前各類激光快速成形機上通用的模型近似處理環節是完全可行的,並具有重要的實用價值。Its factory covers an area of more than 15, 000 square meters, with fine scenery. yuanfeng co. is equipped well, with variety of advanced machines and technologies, at the meantime, it chooses materials of high quality from all over the world. its mainly produces all kinds of umbrellas such as kid umbrella, straight umbrella, golf umbrella, advertisement umbrella, gift umbrella, beach umbrella, etc
公司環境優美,設施齊全,目前有生產廠房15000多平方米,擁有各種先進的制傘設備和工藝,選用海內外各地優質原輔材料,生產各類型的晴雨傘,主要產品有:童傘,直桿傘,折疊傘,高爾夫傘,廣告傘,禮品傘,沙灘傘等。Novel close - loop speed control technique for brushless direct current motor
新型無刷直流電機速度閉環控制技術A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later
每個獨立的航空靜止變流器採用占空比擴展有源箝位正激式高頻脈沖直流環節電路拓撲,由占空比擴展有源箝位正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成,前級採用電壓型pwm前饋控制技術,后級採用三態dpm電流滯環控制技術。Corneal surfaces in eyes with regular astigmatism are thought to be toroidal surfaces. based on mathematical models for corneal surfaces before and after treatment, a corneal ablation model is given for such refractive errors as spherical myopia, compound myopic astigmatism, and simple myopic astigmatism. a similar corneal ablation model is also given for such refractive errors as hyperopia, compound hyperopic astigmatism, and simple hyperopic astigmatism
採用超環面( toroidalsurface )建立起規則散光下的角膜曲面模型方程;定量研究了手術光學區屈光不正兩種通用的矯正模型,一種模型適用於單純近視、復性近視散光、單純近視散光的矯正,另一種模型適用於單純遠視、復性遠視散光、單純遠視散光的矯正;另外,作為影響手術效果的重要因素,提出了一種用於光學區直徑和過渡區寬度均可調節時過渡區角膜切削量的計算模型。Environmental mineral fibre mainly points crude minerals like sepiolite and palygorskite species layer - chained magnesian silicate, which have excellent physical - chemical properties and are rare environmental mineral materials in the world nowadays because of the rigor of their form conditions. the single crystals of palygorskite are mostly acicular and fibrous, 30 - 80nm of crystal diameter, and are typical crude nano - rank materials
環境礦物纖維主要指以海泡石、坡縷石類層鏈狀鎂質硅酸鹽為主的天然礦物,具有優良的物化性能,由於其形成條件苛刻,為世界性稀缺的環境礦物材料,其單晶多為針狀、纖維狀,晶體直徑為30 - 80nm ,屬典型的天然納米級材料。Due to its nature of non - capital satiation and non tech - innovation country, some issues still remain, such as less understanding on foreign environment, lack of experience of investment abroad
但目前中國既不屬「資金飽和型」投資國,也不是技術創新國,對外直接投資尚處發展初期,企業對國外環境不很熟悉,缺乏必要的境外投資的經驗積累,對外直接投資仍然面臨許多障礙。In the thesis, a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method, the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation
本文主要介紹了偏振無關光纖michelson干涉型微弱磁場傳感器信號處理的方案:通過閉環控制工作點演算法使干涉儀工作在正交工作點處,再利用相敏檢波演算法提取傳感器輸出信號的基頻分量,以測量直流磁場的大小。Domain ontology can be modeled a simple directed acyclic network, subsumption relation between two concepts can be computed by the ( immediate ) ancestor or descendent algorithm in a ~ ( h ), association degree between two concepts can be computed by the shortest path algorithm in a ~ ( h )
領域本體可以模型化為一個簡單有向無環網路,概念之間的包含關系可以通過a ~ h中的(直接)前驅后繼演算法來求解,而概念之間的關聯度可以通過a ~ h中的最短路徑演算法來求解。The present paper firstly represents the model about random walks in time - random environments on the right line, then the studies about recurrence - transience criteria and limit theorem by using some relative theories of markov chains, and finally a center limit theorem of this random walks in the non - recurrence case
摘要給出了半直線上時間隨機環境下隨機游動的模型,並利用馬氏鏈理論研究了該隨機游動的常返暫留準則和依概率收斂的大數定律,得到在非常返情形下的中心極限定理。A model is developed to analyze the tradeoff between benefits and costs involved in the strategies for the normal dvm of copepod. the venturous revenue is used as the criterion for this optimal tradeoff. it is a function of the environmental factors and the age of copepod
本文提出一個橈足類常規的晝夜垂直遷移模型,以分析橈足類在垂直遷移的決策過程中對利益和風險的權衡機制,風險收益被用來作為這種權衡機制的優化目標,它是環境因子和橈足類年齡的函數。Usually, hpm devices working in the high current and large field amplitude state, after the field reaches saturation, the nonlinear effects will become extremely strong so that the intrinsic nonlinear phenomena ( for example limit cycle oscillation and chaotic behavior ) of the system occur. these nonlinear behaviors directly influence the output characteristic of the devices
在通常情況下,高功率微波源器件都工作在大電流和強場工作狀態,尤其在場達到飽和以後,系統的非線性效應將變得非常明顯,非線性系統所特有的一些現象(如,極限環型振蕩和混沌行為)將出現,這些非線性現象直接影響器件的各種輸出特性。Pulling 、 straightening 、 bending 、 cutting can be completed in an working cycle
由開卷、校直、成型、切斷等部分組成,在一個循環內完成。This paper derives the equation of the particle of the elastomer, obtains the elliptical trace of the notch of the ring - type linear motor, simulates the start term of the motor and educes the theoretical start - time 0. 5ms
推導了彈性體上質點的橢圓運動方程,而後通過瞬態分析得到了長環型直線馬達上齒的端部上質點的橢圓運動軌跡。Sustainable consumption is a kind of consumption that follows economic rules, social rules and nature rules in the global environment and the carrying capacity of resources to achieve economic growth, social progress, and optimizes interests of consumers themselves, other people and future generations to meet material, spiritual, ecological needs of consumers. this requests consumption mode is scientific, healthy, civilized, saving resources and protecting environment, but the group consumption and the citizen consumption have many phenomena which disobey with it. all these phenomena are summarized as follows : waste existing among administrative consumption and duty consumption, the straight consumption, material consumption and spirit consumption uncoordinated, postponed consumption, advanced consumption and human consumption
可持續消費是一種遵循經濟規律、社會規律和自然規律,在全球環境和資源的承載能力下實現經濟增長、社會進步、最優化消費者本人和當代其他人以及後代人利益,能滿足人類的物質、精神、生態需要的消費,這要求消費方式是科學的、健康的、文明的、節約資源和保護環境的,但是當前的集團消費和居民消費中存在許多與之相悖的現象,本文將這些現象歸納為:集團消費中的政務和職務消費中的浪費,居民消費中的直線型消費、物質消費和精神消費的不協調、延期消費、超前消費以及人情消費中的浪費資源、污染環境、破壞社會風氣、不利於人的全面發展和影響有效需求擴大等方面。The ring - type linear ultrasonic motor obtains its maximal velocity 15mm / s with the power of 300v and load of 0. 24kg
當驅動電壓為300v ,配重塊為0 . 24kg時,長環型直線馬達的速度達到最大值15mm / s 。Analytical results proves the existence of the two needed bend standing wave which generate traveling wave in the ring - type structure with two linear portions, and also confirms the existence of traveling wave through the harmony response analysis
採用有限元方法對帶有兩個直線段的超聲波直線馬達進行了分析,分析結果表明長環型結構上存在著產生行波所需的兩個彎曲駐波。By analyzing the principle of traveling wave, this paper point out that the traveling wave of the rotational motor generates by two same types and frequencies standing wave superimposition, while the traveling wave of the ring - type motor degenerates by two standing wave of extremely approaches in frequencies
通過分析行波產生的原理,指出旋轉型馬達的行波是由兩個同型同頻的駐波疊加而成,而長環型直線馬達的行波是由兩個模態頻率十分接近的駐波疊加而成。The system ’ s mainliner is used optical fiber, based modbus protocol and connected many subsystems, video frequency system and direct telephone, as a whole of digital net, sound net and image net
系統基於modbus網路協議,主幹環型光纖以太網路,通過智能介面和現場各監測分站,網路視頻系統和直通電話系統連接,實現數據網、語音網和視頻圖像網三網合一。Experiments on operational characteristics of gshps with r22 were conducted under winter condition and the summer condition respectively. the changing patterns of temperature field around the underground vertical u - tube pipe loop, the heat exchanging characteristics between underground vertical u - tube pipe loop and soil, and the cycle performance of gshps were detected in detail, the experimental results are well summarized and analyzed
開展了垂直u型埋管土壤源熱泵的冬季和夏季工況的運行特性的實驗研究,主要對地下埋管換熱器周圍的溫度場變化規律、地下埋管換熱器特性和土壤源熱泵系統循環性能的實驗結果進行了總結和分析。分享友人