焊接極性 的英文怎麼說

中文拼音 [hànjiēxìng]
焊接極性 英文
weld polarity
  • : 動詞(用熔化的金屬修補金屬器物或使金屬工件連接起來) weld; solder
  • : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
  1. Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established

    修理前,圍繞兼顧解決、應力和變形問題,結合實際施工條件制定了以手工鎢氬弧、鎳基絲、前低溫預熱、后錘擊縫為要素的冷堆工藝。
  2. Gas tungsten arc welding of galvanized steel, 10 through 18 gage, in the as - welded condition, with or without backing

    條件下有或沒有墊板10到18規格的鍍鋅鋼的鎢電氣體保護
  3. Igbt power modules, 25khz inverterfrequency, fast response time, high arc stability, almost spatter - free welding

    採用igbt模塊,逆變頻率達25khz ,動態響應速度快,穩弧能好,飛濺小。
  4. Igbt power modules, 18khz inverter frequency, fast response time, high arc stability, almost spatter - free welding

    採用igbt模塊,逆變頻率達18khz ,動態響應速度快、穩定能好、飛濺小。
  5. It is a dozen metals in one ; now almost diamond - hard - - and again almost as soft as copper ; here brittle as glass ? there malleable1o as silver ; now welding quite readily - - again, very difficult to weld ; melting rather easily - - at other times difficult to diffuse ; usually very magnetic - - and : again almost non - magnetic ; an excellent conductor of heat and electricity - - and at times stubbornly resistant to both

    鐵將十多種金屬特合而為一:時而幾乎堅硬如金剛石,時而又柔軟如銅;此處易碎如玻璃,彼處又可展延如銀;時而很容易,時而又很難合;有時相當易熔,有時又難擴散;通常情況下富有磁,但有時又幾乎磁全無;本是熱和電的優良導體,但有時卻頑強地抗拒二者。
  6. To meet this challenge, a research project was supported by ministry of communication and bv shanghai zhenhua port machinery co. ltd. focusing on analysis of tdtcd ( traditional design theories of crane drums ) the paper has studied the impacts of features under the binding force of wire ropes, the end - plate and rope slot. this study is based not only on the thin shell theory and viscoelastic mechanics to calculate the strength and stability of drum, but also on an experiment with technology in " state of act "

    本文結合交通部重點科技項目「港口起重機鋼絲繩傳動件高能技術研究」和上海振華港機股份有限公司委託項目「起重機捲筒限壁厚研究」 ,針對起重機捲筒傳統設計方法偏於保守的情況,以薄殼理論和近代力學為基礎,以現代試驗技術為研究手段,對鋼絲繩緊箍力作用下的外載特、端板、繩槽等因素對捲筒強度和穩定的影響進行了系統的理論研究,在深入開展捲筒強度、穩定和實驗模態分析等試驗的基礎上,提出了有別于傳統方法的捲筒強度、穩定計算方法。
  7. It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively

    研究薄板鋁合金變脈沖mig技術,更有效地控制電流、電壓輸出和熔滴過渡過程,提高過程的穩定、提高速度,對于提高效率和產品質量具有重要的意義。
  8. Zirconium tungsten electrode has good performance in ac welding

    鋯鎢電在交流條件下,能良好。
  9. Zirconiated tungsten electrodes have good performance in ac welding. especially under high load current its excellent performance can not be replaced by any other products

    鋯鎢電在交流條件下,能良好;尤其在高負載電流的情況下,鋯鎢電表現出良好的優越能。
  10. It balls up well in ac welding and has a more stable arc than pure tungsten. especially with excellent performance in high load ac welding, it is not replacable by any other electrodes. it also resists contamination well in ac welding

    尤其在高負載電流的情況下,鋯鎢電表現出來的優越能,是其他電不可替代的,在時,鋯鎢電的端部能保持成圓球狀而減少滲鎢現象,並具有良好的抗腐蝕
  11. In this thesis, a high - frequency variable polarity arc welding power supply was investigated, which consisted of two independent power sources, the variable polarity power supply and the high - frequency pulse one, having advantages both of them

    本文針對鋁合金研製了一種新型電源,所研究的高頻變電源採用雙電源結構,由變電源和高頻脈沖電源組成,綜合了兩者的優點。
  12. Cerium - tungsten electrode, a new type of non - radiate electrode material invented in china, can not only replace the thorium - tungsten electrode in the case of low direct current and mini - scaled welding but also bears superior features over the latter

    鈰鎢電是我國研製發明的新型無放射的電材料,在低電流直流條件下和小規格可取代釷鎢電,並且有更優越的能。
  13. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈理論以及公式推導出計算無縫鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用限折射縱波測量無縫鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響限折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。
  14. The dcep mig has the characteristic of deeper penetration which can reduce defective fusion and good arc stabilization. the dcen mig has the characteristic of shallow penetration of welding seam, and the welding wire has a high melting speed. so the variable polarity pulsed mig is a new technology for the welding of aluminium alloy sheet

    脈沖mig是一種新的工藝方法,其綜合了dcep脈沖mig熔深較大、可以減少縫的熔合不良、電弧穩定好和dcenmig縫熔深淺、絲熔化速度較快的特點,減小了縫的熔深,增加了絲的熔化速度,是一種適合於薄板鋁合金的新方法。
  15. At last, an experiential power supply was made, and a series of experiments is done. a lot of high - frequency pulse current was superposed on dcen current, modulated the welding current waveform we required and optimized the energy distribution, which satisfied the basic requirement of cathode cleaning

    最後製作了一臺實驗電源,並進行了一系列的電弧實驗,通過在變電源電流dcen基礎上疊加一系列脈沖電流,調制出所需電流波形,實現輸出能量的最優分配,在滿足陰清理的前提下,最大限度地提高效率。
  16. Cerium tungsten electrodes have easy arc starting performance and low are keeping current. it is especially used to weld pipes, stainless steel articles and fine miniparts

    鈰鎢電在低電流條件下有著優良的起弧能,維弧電流較小,因此,它常常用於管道、不銹鋼製品和細小精緻部件的
  17. The effect of electrode metal microscopic structure change on welding performance

    合金顯微組織結構變化對能的影響
  18. These rules consist of the total fit, the mathematics and fatigue physics, and the safety in tail predictions. an analysis of the test s - n data of 16mn steel weld joints reveals that the four models are reasonable if only considering the total fit as the conventional method did. but if by the present three rules, the appropriate models should be the normal or the extreme maximum value

    根據先前提出的有限數據下良好假設分佈的確定方法,包括三個原則,即假設分佈形狀與誤差數據真實分佈形狀的一致、預測的總體擬合效果、與疲勞失效機制的一致和尾部預測的安全,通過對線均值s - n曲線擬合16mn鋼頭s - n數據誤差的統計分析,說明應用一般推斷方法, 4種分佈都可合理地作為數據的統計模型,綜合考慮三原則后,大值和正態分佈是可能的良好假設分佈。
  19. Welding consumables - rods, wires and deposits for tungsten inert gas welding of non alloy and fine grain steels - classification

    用料.非合金和細晶粒鋼和鎢氣體保護用的條,絲和沉積物.分類
  20. Welding and allied processes - joint preparation - metal inert gas welding and tungsten inert gas welding of aluminium and its alloys

    和相關工藝.頭的準備.鋁及其合金的金屬氣體保護和鎢氣體保護
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