弧降 的英文怎麼說
中文拼音 [hújiàng]
弧降
英文
arc drop-
While working, the air with dust enters into the sedimentation chamber via wind entrance, dust with large size granule will fall because of sudden expand of the aeriform cubage, then the air will pass the water area of arc boards of the two sides to stir the water. then air with dust will be mixed with water forming water curtain at the exit, fine powder will be collected, purified air will be discharged by blower fans via breakwater and wind exit
工作時含塵空氣從進風口進入沉降室由於氣體的體積驟然膨脹，大顆粒粉塵沉集下來，然後空氣經過兩側弧形板間的水域並將水攪動含塵空氣與水充分混合在出口處形成水幕，較細的粉塵捕集下來，凈化后的空氣經擋水板和出風口由風機排走。Voltage reducing devices for ac arc welding machines
交流電弧焊機的自動降電壓裝置In this case during paleozoic, nearly east west trending arc structures resulted from the interaction between china plate and siberian plate. in mesozoic the westward subduction of kula - pacific plate under the china continental plate resulted in the nne and ne trend structures ( duimadao fault, diaoyudao fault, okinawa fault, uplifts belts and subsidence belts ) as well as volcano - magmatic belts in eastern of china plate
本文所涉及近東西向展布的弧形構造形成於古生代時期中國板塊與西伯利亞板塊的碰撞帶，而在中生代，中國板塊下的kula - pacific板塊向西俯沖導致了北北東向和北東向構造（如duimadao斷層、 diaoyudao斷層、 okinawa斷層、隆起帶和沉降帶）以及位於中國板塊東部的火山巖漿帶。Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle
流體噪聲主要來源於輸出流量脈動，造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流，在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲，本文以截流作用和液體的可壓縮性為理論依據，以matlab語言為工具，對原配流盤上的v型尖槽進行了理論計算，繪制出p - t圖線，分析了它的不足，並對原有v型尖槽進行了優化設計，得出了v型尖槽的最佳幾何尺寸：配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ，槽長5mm ，槽的橫截面為等邊三角形。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。外部形成弧形缺口，卵黃從弧形缺口開始碎裂、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隙。Experimental study on factors affecting degradation of methyl violet wastewater by gas - liquid phase gliding arc discharge
氣液兩相滑動弧降解甲基紫廢水影響因素的實驗研究Abstract : in this paper, the reason arisen from the noise of the bx1 ac arc welder is analysed. for the main factor, moving core viberating, the measure to reduce the noise is advanced from three hands, inside and outside slide. the other measure is also advanced for the second factor
文摘:對bx1系列交流弧焊機噪聲產生的原因進行了分析，針對產生噪聲的主要原因? ?動鐵芯的振動，從三個方面、內外滑道分別提出了具體的降低措施，並對次要原因也提出了具體降低措施。Multiple functions available ： start / crater arc current, increase / decrease time, base / crest value current, pulse frequency, pulse rate, post flow time, hf welding
功能豐富：起始/收弧電流、上升/下降時間、基值電流、峰直電流、脈沖頻率、占空比、滯后關氣時間分別可調，高頻引弧。Multiple funcyions available : start / crater arc current, increase / decrease time, base, crest value current, pulse frequency, pulse rate, post flow time, hf / friction welding, water / gas cooling
功能豐富：起始/收弧電流、上升/下降時間、基值電流、峰值電流、脈沖頻率、占空比、滯后關氣時間分別可調，高頻/接觸引弧、水冷/氣冷可供選用。The reason of these improvements are discussed as a base of lower down the power level without the debasement of performance and the alter of propellant by hydrogen or hydrazine
為今後進一步在確保性能的前提下降低發動機功率以及以氫氣、氮氣混合或者肼作為推進劑的電弧加熱發動機的探索和研製奠定了基礎。This paper introduces a simulation experimental system of 3 - phase ac arc furnace, developing a dsp based electric - arc furnace electric pole fluctuation control system
摘要介紹一種按照實際交流電弧的特性設計的三相交流電弧爐模擬試驗系統，針對電弧爐電極升降控制提出了一種基於dsp的控制方案。So the plate - like drawing correcting process can be divided into two stages : absolute errors checking and comparative errors checking absolute errors checking include four modules which were line - weight checking, hatch checking. dimension checking and overlapped line checking comparative errors checking module include drawing compartmentalization, view recognizing, data getting and data compare in this correction system, line - scanning and circle - scanning algorithm, direct graphics element compare algorithm and character compare are used, which simplify the process and reduce difficulties
相對錯誤檢查包括區域劃分、視圖識別、數據提取、數據提取等過程。相對錯誤的判斷依據是答案圖。本批改系統採用直線和圓弧掃描演算法，並且結合圖形元素直接比較法和特徵比較法，既簡化了處理過程，又降低了處理難度，比較圓滿地完成了開題報告確立的任務。08. 03 practice for operating xenon arc - type exposure apparatus with water for exposure of photodegradable plastics
光降解塑料曝射用帶水氙弧光型曝光設備操作慣例Arc steel - making stove ' s electrode elevating control system
電弧煉鋼爐電極升降智能控制系統Using the traits of arc adjust itself of the co _ 2 welding, adopting slow - descending feature or even feature of electrical source equipping with system that delivering the welding rod at the invariable speed, then, the arc burning steadily is realized, and the quality of welding is improved
利用co _ 2氣體保護焊電弧的自身調節特性，採用緩降或平硬特性的電源配等速送絲系統，通過改變電源空載電壓來調節電弧電壓，再利用電弧電壓和熔化速度之間的關系調節焊絲熔化速度使之等於送絲速度，最終實現電弧的穩定燃燒。The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material
本文的主要工作和結論如下：在人工氣候室內，根據不同覆冰絕緣子正、負極性下的閃絡試驗結果，得出負極性電弧金屬陰極的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃電壓；正極性電弧金屬陽極側產生高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應；覆冰較少時，合成絕緣子表面出現數量較多的非極性電弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡電壓的試驗方法，對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存環境中的直流閃絡特性進行了研究。試驗結果表明，直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低，且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。The results show that as the voltage rises, the tubes ’ discharge mechanism changes from glow discharge to arc discharge, the current rises suddenly and the voltage drops a lot
結果表明，隨著電壓的升高，六硼化鑭放電管的放電機理由輝光放電轉變為弧光放電，放電電流突然迅速升高，管壓降大幅下降。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弧室內活動性微粒，可提高真空滅弧室真空間隙介質強度，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 % 。Cooling system with arc source not only reduces the calorie coming from evaporation of arc source, but also filter large - granule liquid drop. so it is widely used in plated aluminum alloy as well as in titanium nitride, titanium carbide, zirconium nitride, chromium nitride, titanium, nickel, chrome, copper, gold, and silver
帶弧源降溫系統不但可以降低弧源蒸發過程中生成的熱量，而且可以過濾部分大顆粒的液滴，所以大范圍的用於鍍制鋁合金製品，廣泛適用於鍍制氮化鈦碳化鈦氮化鋯氮化鉻及鈦鎳鉻銅金銀等等。Arc drop loss
弧降損耗分享友人