瞬發脈沖 的英文怎麼說
中文拼音 [shùnfāmàichōng]
瞬發脈沖
英文
prompt pulse-
Being a method of time - domain electrical magnetic surveying, the transient electromagnetic method ( tem ) can transmit first pulse electromagnetic field to underground making use of loop or electrical source and receive secondary induction field during of the pulse intermission
瞬變電磁法是一種時間域電磁測量方法,是利用不接地回線或接地線源向地下發送一次脈沖磁場,在一次脈沖磁場的間歇期間,採用不接地線圈接收感應二次磁場。Transient characteristics during pulse operation of liquid feed line for the attitude control rocket engine
姿控發動機脈沖工作的管路瞬變特性Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip , which is transparent for heat flux. it is produced from single crystal of sap phire
文摘:在如何提高火花塞的工作質量方面有多種方法,但是其中最重要的一個問題還沒有得到解決,那就是火花塞工作的熱學模型問題.理想的火花塞應該能在點火的瞬間被立刻加熱,並且在接下來的電脈沖過程中迅速冷卻,由此在熱量的存儲與散發之間取得平衡,以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞,其技術的關鍵是頂部絕緣體材料,它是由藍寶石單晶製作,而非傳統的氧化鋁陶瓷With development of industry, there are a lot of new kinds of physcial models, of these there is one that can not be described only by impulsive differential system. in this case, we should switch to a new set of differential equations taking into consideration momentary perturbations of impulsive nature. a general description of such systems was called impulsive systems with variable structure
隨著工業的發展,出現了許多新的物理模型,其中有一類僅用脈沖微分系統無法恰當地描述,這時,就需要考慮具有瞬時脈沖攝動性質的一族新的脈沖微分方程,對這樣的系統我們一般稱為具有可變結構的脈沖微分系統。Still another system is designed to send out transient pulses intermittently.
還設計了另一種系統,它能夠間歇地發送瞬間脈沖。The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence
主迴路採用由18個晶閘管組成的三相零式電路,並輔以晶閘管的保護電路,通過控制可以得到低頻正弦波的電壓(電流)輸出;控制迴路主要以87c196kccpu為核心,其外圍電路包括同步電路,脈沖拓寬電路,功率放大驅動電路等,完成了數字觸發、數字調節、模數轉換等功能;進線電源變壓器具有變壓和隔離作用;環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。This paper presents the basic method of controlling fire sensitivity of eeds by the transient pulse test, reviews the further development of the nondestructive inspecting of fire sensitivity of eeds, and considers that there are more properties to devlop the method for predicting the property of one eed individually and its interrelated instrument
介紹了電火工品用瞬態脈沖試驗控制感度的基本方法,討論了電火工品發火感度無損檢測的發展前景,認為發展單發性能預測和相應的儀器有很大的可能性。Most flashlamp applications use a trigger coil to produce high - voltage pulses of short duration, usually a few microseconds or less
大多數閃光燈使用一個觸發線圈產生瞬間高壓脈沖!其持續時間只有幾微秒或更短The study of the effect of material properties and dimensions and loading currents on liner buckling, using a capacitor bank as a driver, indicates that the mode number for buckling increases with the ratio of radius to thickness of a liner, and the yield strength to plastic hardening modulus, but keeps invariable with the increase of loading current, and that the magnitude of buckling increases with the loading current
用電容器組脈沖發生器裝置作為驅動源,設計4種不同材料、不同尺寸的金屬套簡,通過調節電容器組的充電電壓得到不同的加載電流,研究材料及幾何參數、加載脈沖特性對套簡屈曲的影響;採用瞬態非線性有限元方法對實驗結果進行了數值模擬。We find that it is a 1319nm laser pulse that damage the ccd
實驗發現: 1319nm連續激光器點燃瞬間產生的一個1319nm長脈沖光可以破壞ccd 。So a generator of visible light steady - state surface targets and pulse point targets is developed, which offers targets for studying transient optical transmission effects of flow in high - speed wind tunnel
因此研製了可見光穩態面目標以及脈沖點目標發生器,該系統為在高速風洞中研究高速流場的瞬態光學傳輸效應提供目標。This paper also presents a theoretical analyzing method for the instantaneous simulation of pulsed - preionization discharge by using pspice software, it is favorable to the optimal design of the laser discharge circuit
獲得的最大的電光轉換效率達19 。本文還發展了一種採用pspice軟體對脈沖預電離放電進行瞬態模擬的理論分析方法,有利於激光器放電電路的優化設計。For investigating thermal character changing of matter with shock compression, we need to measure the time character of radiating spectrum of matter with shock compression and its temperature, that is to measure transient time - resolved spectrum and its temperature
為了研究沖擊加載下物質熱特性的變化,需要測量沖擊壓縮態物質所發射脈沖熱輻射光譜及溫度的時間特性,即進行瞬態光譜的時間分辨測量及溫度解析。In the foreign country, neutron induced prompt gamma - ray analysis ? ipga was used to analyze the elements in substance and has been used in real production and industry " s analysis on line now. in our country, the method has been studied and used from 70 " s and has been more and more perfect. however, the neutron source they used is the isotope source
在國外,早已開始採用中子感生瞬發射線分析法( nipga )對物質進行元素分析,如今這種方法已經應用於實際生產和工業在線分析,國內在八十年代也開始研究、應用這種方法,如今已日趨完善,然而,他們使用的中子源絕大多數仍然是同位素中子源,做為一種可行性實驗方法研究,我們採用脈沖中子發生器做為中子源,自行研製的線性門電路和多道脈沖幅度分析器相配合,獲取非彈性散射和俘獲譜,對物質進行元素分析。分享友人