弧隙 的英文怎麼說

中文拼音 []
弧隙 英文
arc gap
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  • : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
  1. There are two types of yolk granule inside of ovum, in which vesicle or arc gap could be observed by om, and the yolk granule has been decomposed by 4 pathway : ( l ). be decomposed straight in cytoplasm ; ( 2 ). begin to be decomposed from the vesicle inside of yolk ; ( 3 ). begin to be decomposed from the arc gap of yolk ; ( 4 ). before decomposed, the yolk will be enwrapped by envelope

    內部形成小泡,卵黃從內部小泡開始碎裂、降解。外部形成形缺口,卵黃從形缺口開始碎裂、降解。卵黃外被囊泡,卵黃顆粒在小泡內進行降解,殘存的顆粒將隨囊泡以胞吐的形式排于卵周
  2. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬面改成圓形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模場,圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫線陣,縫電壓相位為同相分佈,輸入端匹配.實際測量了天線輸入端電壓駐波比和h面方向圖,理論與實驗相吻合
  3. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓,拋物線,雙曲線,橢圓等.然後根據等效原理,推導非對稱圓矩形波導曲面上窄的縱向半波長縫的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫天線的工程設計
  4. Electrical field stress at the icicle tips is even stronger. at these areas, if the electric field across air gaps is high enough, corona discharges are initiated. this can lead to the development of local arcs across the air gaps causing a substantial increase in leakage current and a concomitant melting of ice

    空氣間的存在使覆冰絕緣子表面的電場分佈發生了明顯畸變,間上承受了非常高的電壓,這使得冰凌尖端的電場變得相當強,一旦電場達到了電暈的起始電場,局部放電就在這一區域發生,進而產生局部電並逐漸發展成整串的閃絡,泄漏電流迅速增大,同時伴隨著冰的融化。
  5. The axial magnetic field distribution on center surface of contact gap and contact piece are calculated when the current is at peak. it can be found that the intensity of axial magnetic field and radial magnetic field uniformity are strengthened after the iron core is put into, this helps to improve the stability of the vacuum arc

    計算了電流峰值時觸頭間中心平面和觸頭片上的縱向磁場分佈,可以看出加入鐵芯后縱向磁場強度和徑向磁場均勻性增強,這有利於提高真空電的穩定性。
  6. Abstract : guiding accuracy of casting mould depends on structure and oscillation parameters, such as elastic deformation of guiding leaf - springs, play of bearings between linkages, stroke and frequency of mould oscillation, etc. in this paper, these factors are studied by means of kinetic and dynamic analysis of oscillating mechanism

    文摘:通過對連鑄機結晶器振動機構的運動學和動力學分析,研究了導向板彈簧的彈性變形、連桿軸承間等結構參數及振幅、振動頻率等運動參數對結晶器仿誤差的影響。
  7. We not only carefully discuss the clay ' s nature, its anti - sheer intension, the exponents of anti - sheer intension and the water pressure of the hole in clay, but also study varies analysis methods such as sweden strip method, stability coefficient method and bishop ' s simplified method of arc slice. finally, we thoroughly discourse upon the method of none arc slice in slope analysis

    論文中對粘土的抗剪強度特徵、粘性土抗剪強度指標的選擇應用和孔水壓力等問題進行了分析,同時對分析土坡穩定性的瑞典條分法、穩定數法、圓滑動面的畢肖普法以及對非圓滑動面的土坡分析方法進行了細致深入的闡述和分析。
  8. A comparison of the flows with different gate - opening rates shows the causes that opening the gate at a higher rate is favorable to the reduction of cavitation, gate vibration as well as the gate load fluctuation. in addition, a study has been made to show the influence of the high - speed jet flow coming downward from the narrow gate gap on the flow condition in the tunnel downstream to the gate

    通過分析比較不同閥門開啟速率對流動特性的影響,闡明了快速開啟閥門不僅有利於減少空化空蝕也有利於減小門振動和啟門力的脈動,此外,研究了門楣處狹窄縫高速射流對門后流態、壓力脈動和門受力等方面的影響。
  9. After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125

    以目前國內普遍使用的雙圓頭全齒高為2 . 5倍模數漸開線標準滾刀作為泵齒輪的加工刀具,通過對齒輪加工原理的分析,提出了欲使泵齒輪參數達到最佳,泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ;對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合度以及側因素;泵齒輪為避免過渡曲線干涉,必然要存在根切現象。
  10. By improving surface condition of parts and one shot seal - off clean room grade, using ultrasonic vapor phase cleaning process, the inner parts of vacuum interrupter get cleaner. movable particles have been diminished by automatic current ageing, power frequency hi - voltage ageing and dynamic high current ageing. as the dielectric strength of clearance in vacuum interrupter improved, the probability of re - ignition in test drops evidently

    通過提高零件表面加工質量,改善一次封排間的真空衛生條件、制定合理的超聲波氣相清洗工藝提高管內潔凈度,採用自動電流老煉、超高壓工頻老煉、大電流動態老煉等工藝進一步消除真空滅室內活動性微粒,可提高真空滅室真空間介質強度,使真空開關投切電容器組的重燃率大大降低,並通過實驗驗證真空開關投切電容器組的重燃率在製造工藝改進後由原來的10 . 7 %降低至1 . 3 % 。
  11. The influence on the electromagnetic parameters, by the change of air ply, permanment magnet length and the magnetic pole arc coefficient, are calculated by the ansys software. the optimum parameter of the magnetic pole is obtained by solving the magnetic field

    運用有限元分析軟體ansys分析了通過改變電機極系數、磁鋼厚度和氣厚度對電機磁場的影響,以電機性能和磁鋼利用率為目標對這些參數進行了優化。
  12. Considering the effects of saturation, pole shape, some important coefficients including the effective pole - arc coefficient, the leakage coefficient, the air - gap coefficient are analyzed by electromagnetic method, and a series of useful curves are given

    考慮磁路飽和、磁極形狀等因素的影響,利用電磁場數值解法對電磁計算中的有關系數,包括漏磁系數、計算極系數、氣系數等進行了分析研究,給出了工程實用的曲線。
  13. Not only does it study the plasma characteristics of the arcing and after - arcing between contacts, but also its diffusion to outside of the contacts and its effect on the arc shield. for the first time, it proves the non - stability of the plasma diffusion of after - arcing by experiments

    同時,分析了燃后觸頭間等離子體的特性,探討了它向觸頭間外的擴散及對屏蔽罩的作用效果,用實驗證明真空滅后殘余等離子體消散的不穩定性。
  14. Influence of rotary arc on the feature and electrode erosion of spark switch

    旋轉電對火花間開關電極燒蝕的影響
  15. 1. the splitting from the binding interface of cuw / crcu roots from the rich cr and the oxidation of the binding interface, which leads to the higher thermal resistance in binding interface than normal, and the thermal stress enhanced. the extruded cu is suggested to instead of casting cu

    ( 1 )斷裂是由於原材料鑄態的crcu中c :質點大於熔滲的孔而沉積在界面上,同時在有氧源存在的條件下,結合面氧化,致使結合面結合不好,界面熱阻升高, cuw與crcu部分的膨脹不同,應力集中,燃后斷裂。
  16. The paper establishes a mathematic model that describes the relationship between the arc voltage, the recovery voltage and the arc shield voltage. lt makes a detailed theoretic analysis of the plasma changing laws between contacts and the arc shield gap arc in the arcing process and after - arcing recovery process. the model has achieved the same results as the experiment results

    建立了描述真空滅室的電電壓、恢復電壓與屏蔽罩電壓之間關系的數學模型,從理論上詳細分系了燃過程和后恢復過程中,真空滅室觸頭間和觸頭與屏蔽罩間等離子體的變化規律,取得了與試驗結果一致的結論。
  17. Narrow gap one - side automatic welding

    窄間單面自動電
  18. The dimensional globoidal indexing cam mechanism, as a result of the steady movement, accurate, the transmission ceaseless and is suitable for high speed indexing and precise indexing. now it is the most ideal high speed precision indexing mechanism in the world, and it is being widely applied on each kind of automaton and the production line, this mechanisms prospect of application is broad, arouses the people enormous interest. but the examination of the globoidal indexing cam mechanism is a quite weak link, the manufacturers don ’ t give the examination because of the difficulty of the geometry shape error examination of the cam contour

    空間面分度凸輪機構,由於運動平穩、準確、傳動無間而適用於高速分度和精密分度,是當今世界上最理想的高速精密分度機構,正被廣泛應用於各種自動機和生產線上,該機構應用前景廣闊,引起人們極大的興趣,而面分度凸輪機構的檢測是一個比較薄弱的環節,一般生產廠家由於凸輪輪廓幾何形狀誤差檢測困難而不予檢測,因此本試驗臺的研製具有極其重要的意義。
  19. Adaptive tracing system of height of welding gun in narrow gap welding based on arc sensing

    基於電傳感方式的窄間焊槍高度自適應跟蹤系統
  20. According to the vacuum electric arc theory, we can change the vacuum killing arc room touch head structure to produce magnetic field between the touch head interval when it is turned on and off to ensure the ability of opening and shutting the short circuit current

    根據真空電理論來改變真空滅室觸頭結構,使其開斷時在觸頭間產生磁場的方法來保證真空滅室的短路電流開斷能力。
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