短弧 的英文怎麼說

中文拼音 [duǎn]
短弧 英文
short arc
  • : Ⅰ形容詞(空間、時間兩端之間的距離小) short; brief Ⅱ動詞(缺少; 欠) lack; owe Ⅲ名詞1 (缺點) we...
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  1. High pressure xenon short arc lamps

    高壓短弧氙燈
  2. Dynamic model of satellite is built up with astronomic method, and a short - arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available

    本文使用了天文方法建立了人造衛星運動的數學模型,給出了一種只使用單站短弧段測角數據對人造衛星軌道進行高精度預測的演算法。
  3. Hyperopia long - sightedness a long - sighted or hyperopic eye is shorter than normal

    遠視的主要成因是眼球長度比正常或角膜的度不足。
  4. They low - hand snap pass, chest pass ( push ), lob pass, fake pass, bounce pass, one - hand pass, long pass, short pass, low pass, return pass, rolling pass ( floor ), shoulder pass, tap pass, passing in pairs, threeman inter - passing, side pass, cross pass, forward the ball, in - the air pass, jump pass, loop pass, passing lane, and pass - out

    它們是雙手胸前傳球、胸前傳球、高吊球、假傳球、反彈傳球、單手傳球、長傳、傳、低轉球、上手傳球(頭上傳球) 、回傳球、傳地滾球、肩上傳球、拍球、二人傳球、三人傳球、側傳球、橫傳球、向前傳球、空中傳球、跳起傳球、形傳球等。
  5. Approaching, disparate, at relaxed walking pace they crossed both the circus before george s church diametrically, the chord in any circle being less than the arc which it subtends

    他們邁著悠閑的步子先後挨近了聖喬治教堂前的圓形廣場,然後逕直穿過去。說起來,任何一個圓,其弦都比
  6. Analyze and compare pid and vague, single neuron etc. control strategy, and combine with single neuron self adaptive gain, self adaptive right value and preventive integral saturation etc. control strategy. have improved single neuron control algorithm, may restrain efficiently to disturb, reduce broken arc and short circuit etc. phenomenon, make systematic control effect and robustness get to strengthen, also have certain application reference value for the design of the dc arc furnace

    通過對pid 、模糊、單神經元等控制策略的分析比較,將單神經元增益與權值的自適應調節、抗積分飽和等控制策略相結合,改進了單神經元控制器演算法,可以有效抑制擾動,減少斷路等現象的發生,使系統的控制效果和魯棒性都得到增強,對電爐控制系統的設計也具有一定的應用參考價值。
  7. The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current

    本產品真空滅室採用陶瓷外殼,杯狀縱磁場觸頭結構,銅鉻觸頭材料,具有優良的開斷和關合路電流能力。
  8. Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -

    快速成型技術改變了傳統的產品開發模式,可以為設計者提供產品樣件,縮設計周期,加快新產品的開發進度,為決策者提供直觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至直接製造小批量鑄件,介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結合,開創了快速製造金屬零件的新階段,對用高新技術改造傳統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電噴鍍技術結合起來快速製造金屬模具問題,以及快速成型技術與精密鑄造技術相結合的模具製造工藝,基於快速成型製造的快速模具技術,集成了快速成型製造高新技術和傳統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。
  9. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消線圈接地和經小電阻接地方式下電網的過電壓水平和接地點路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了比較。
  10. The axd series is a group of high - brightness point light sources having a continuous spectrum similar to that of the sunlight

    短弧氙燈:該產品是一種高亮度的點光源,具有像陽光一樣的連續光譜。
  11. Xenon short - arc lamp

    短弧氙燈
  12. Gmaw short - arc tack welds shall not be incorporated into the root pass

    熔化極氣體保護焊-短弧點焊焊縫不能與根部焊道合成一體。
  13. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電及熔滴過渡的特點,發現其電過程行為有「燃?熄?路」和「燃?路」兩種形式.在焊絲直徑和送絲速度一定的情況下,通過調節焊接迴路中的電感量和電源電壓,可以改變電的過程行為形式.若電過程呈「燃?熄?路」交替進行,並且熄時間最時,路過渡頻率最高,在這種情況下,飛濺小,焊道成型好,焊接過程穩定
  14. Apply the vacuum arcing chamber, air insulation and includes electric spring operation mechanism so that the product arcing ability is strong, short open circuit times is many, no fire and explosion danger, convenient operation, it is the product of good performance, and strong usefulness

    採用真空滅室,空氣絕緣配以電動彈簧操動機構,使得產品滅能力強,路開斷次數高,無火災爆炸危險,操作方便,是一種性能優良,實用性較強的產品。
  15. And we design an intelligence switch that is to be used to protect power system. the switch ' s strong advantage is that cutting - current is small, so time is very short when power system, which happened short circuit is switched off

    該智能開關的優點是斷開電路時電流小,不易拉,因而開斷時間,斷路器使用壽命也長,而且有望減小斷路器的容量,節省投資。
  16. The gmaw short - arc process shall not be used for welding socket welds or the root pass of o - lets and branch connections

    熔化極氣體保護焊-短弧工藝不適用於承插焊接或出口和分支連接的根部焊道。
  17. A shielding gas is employed and the transfer mode is not " short - arc "

    採用保護性氣體和非短弧的過渡方式。
  18. Short arc reduction method

    短弧歸演演算法
  19. High pressure xenon short arc lamps ; dimensional, electrical and photometric data and cap types

    高壓氙短弧燈的尺寸電和光的數據及帽型
  20. This short - arc coupled with the low pendulum effect achieved by pivoting the disc through a point near its center of gravity assures rapid closure

    繞軸旋轉的閥瓣的重力中心距軸心較,因此這種短弧的鐘擺效應也比較小,從而確保能夠迅速關閉。
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