環形射流 的英文怎麼說

中文拼音 [huánxíngshèliú]
環形射流 英文
annular jet
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • 環形 : annular; ringlike; ring form; bight; annularity環形癌 annular carcinoma; 環形電路 [訊] loop circu...
  1. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻噪聲信號等的影響,建立回波信號的數學模型、境場中的噪聲信號模型(包括海洋境噪聲、目標輻噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。
  2. The experimental study on compositional parameters of the annular multinozzle jet pump

    多噴嘴泵結構參數的實驗研究
  3. Numerical simulation of suction flow field controlled by orbicular rotary jet

    旋轉屏蔽抽吸場的數值模擬
  4. Tongbai county of henan province is one of the high - epidemic areas of bovine theileriosis. in 1985, gelatin - protected schizont cell vaccine for 20, 000 cattle was introduced. from ningxia institute of animal husbandry and veterinary medicine against theileria annulata. on the basis of regional tests, the vaccine was applied throughout 16 townships of the county. the annual investigation showed that the safety of the vaccine was 100 %. among the 15, 000 cattle ( including 4, 500 water buffaloes ) inoculated with the vaccine, only 3 cattle suffered from theileriosis. the incident rate was 0. 02 %. however of the 3600 un - inoculated cattle, 2060 heads suffered from the disease. the incident rate was 5. 7 %. the effective protection reached 99. 98 % with a significant social and economic effect

    河南省桐柏縣是牛泰勒蟲病行的多發區,對養牛業危害十分嚴重, 1985年該縣從寧夏農林科學院畜牧獸醫研究所引進「蟲苗」 2萬頭份,在區域試驗的基礎上在全縣16個鄉(鎮)進行了大面積防疫注,經年終統計表明:蟲苗安全性100 % ,注苗15000頭(其中有水牛4500頭) ,發病3頭,發病率0 . 02 % ;未注苗36000頭,發病2060頭,發病率5 . 7 % ,實際有效保護率達99 . 98 % ,取得了明顯的社會經濟效益。
  5. Abstract : tongbai county of henan province is one of the high - epidemic areas of bovine theileriosis. in 1985, gelatin - protected schizont cell vaccine for 20, 000 cattle was introduced. from ningxia institute of animal husbandry and veterinary medicine against theileria annulata. on the basis of regional tests, the vaccine was applied throughout 16 townships of the county. the annual investigation showed that the safety of the vaccine was 100 %. among the 15, 000 cattle ( including 4, 500 water buffaloes ) inoculated with the vaccine, only 3 cattle suffered from theileriosis. the incident rate was 0. 02 %. however of the 3600 un - inoculated cattle, 2060 heads suffered from the disease. the incident rate was 5. 7 %. the effective protection reached 99. 98 % with a significant social and economic effect

    文摘:河南省桐柏縣是牛泰勒蟲病行的多發區,對養牛業危害十分嚴重, 1985年該縣從寧夏農林科學院畜牧獸醫研究所引進「蟲苗」 2萬頭份,在區域試驗的基礎上在全縣16個鄉(鎮)進行了大面積防疫注,經年終統計表明:蟲苗安全性100 % ,注苗15000頭(其中有水牛4500頭) ,發病3頭,發病率0 . 02 % ;未注苗36000頭,發病2060頭,發病率5 . 7 % ,實際有效保護率達99 . 98 % ,取得了明顯的社會經濟效益。
  6. Through field investigation, microscopic study, x - ray phase analysis and mineral infrared spectrum analysis, the authors determine the laumontitization had occurred widely in the axi gold field. according to the development of laumontitization and its relationship to mineralization, authors reveal that the laumontitization appeared mainly at the top and periphery to ore - bodies. it befallen at the edge of the geothermal fluid system or happened in the late stage of geothermal fluid system evolution, hence can be assigned as an indicator to prospect for epithermal gold deposit. the fluid causing laumontitization in the axi gold deposit is similar to those causing hot spring type gold deposit or in modern geothermal field. the fluidization of the axi gold deposit happened in carboniferous, showing the west tianshan is a good district for epithermal gold mineralization and preservation. so west tianshan is prospecting for exploring epithermal gold deposit

    通過野外考察顯微鏡下薄片鑒定x線物相分析和礦物紅外光譜等研究,確定了阿希金礦濁沸石化的普遍存在根據濁沸石化發生的規律及其與礦床成的關系,確定濁沸石化主要見于礦體的上部和外圍,發育在地熱體系統的邊緣和演化晚期,可作為尋找淺成低溫熱液型金礦的標志之一。導致阿希金礦濁沸石化的體性質與熱泉型金礦成礦體和現代地熱田類似,體作用發生在石炭紀,證明西天山地區具有良好的淺成低溫熱液型金礦的成和保存境,因此找礦前景較好。
  7. Aeration system comprises one circle concrete tank which equipped with one ( 1 ) set of submerged aeration header, one ( 1 ) set of re - circulation pumps and air blowers

    深水曝氣系統為一圓曝氣池,有一組曝氣頭,一個循水泵。
  8. The shearing layer is carried by the jet and the eddy is formed because of the instability and selective amplification of shearing layer which will propagate to the downstream. as the eddy impacts the impinging wall, a wave of pressure disturbance with certain frequency is induced. this wave then propagates to the upstream with high speed, and results in the overlap and amplification of the waves when the frequencies of them are close with each other

    當前噴嘴束中的不穩定擾動波在穿過腔內的剪切層時,剪切層對其有選擇放大作用,成渦結構,剪切動中渦與碰撞壁撞擊,在碰撞區域產生壓力擾動波並向上游反,在上游剪切層分離處誘發新的擾動的產生,當新擾動與原擾動匹配時,上游就被不斷地受到周期性激勵,腔內就產生體自激振蕩並在後噴嘴出口成脈沖
  9. The numerical simulation is carried out and the sauter mean diameter and the axial and radial size distribution of droplet of round jets and annular jets were obtained. numerical results are in good agreement with experimental data

    針對hy911圓柱環形射流,計算出霧化液滴sauter平均直徑以及軸向和徑向液滴尺寸分佈,計算結果與實驗數據吻合較好。
  10. The conclusions are drawn as following : 1. regularity of fabrication in aluminum matrix composite ring - shaped performs with large dimensions and effects of parameters were investigated, based on the novel crucible movable spray deposition technology and equipment. the optimal parameters are that the diameter of the delivery tube is 3. 8mm, spray gas pressure is 0. 8mpa, spray height is 200mm, and transferring pressure of sic is 0. 5mpa

    通過系統的實驗研究得到如下結論: 1 .基於新型的移動坩堝自動化控制噴沉積坯制備技術及裝置,研究了大尺寸鋁基復合材料坯的制備規律,討論了噴沉積工藝參數對沉積坯成過程的影響,得到了最佳工藝參數:導管直徑d = 3 . 8mm ,霧化氣體壓力p = 0 . 8mpa ,噴高度h = 200mm , sic顆粒輸送壓力p送= 0 . 5mpa 。
  11. The transportation of the new harbor city is well planned and convenient with the east sea bridge, national highway and out ring highway connecting its main network and decentralizing the traffic

    臨港新城的交通體現出主次分明的路網特色,連接東海大橋,國道及外線,把交通量分散到放布置的主軸幹道上。
  12. Lingang town features distinctive traffic distribution, the transportation network of which, connected to donghai bridge, the state highway and the outer ring, will spread the traffic flow to the radiant main roads

    臨港新城的交通體現出主次分明的路網特色,連接東海大橋,國道及外線,把交通量分散到放布置的主軸幹道上。
  13. The present chengdu has gained great achievements on the river front landscape establishment and it has been rewarded 3 prizes by united nations. and the planning and designing of river front landscape in chengdu has following characteristics. 1. funan river, the main river in chengdu urban flows around the city and the city planning is influenced by the river shape.

    如今,成都市濱河景觀建設成就輝煌,獲三項聯合國大獎,成都市濱河景觀規劃設計的特點有: 1 、成都市區骨幹河「府南河」繞城而走,抱市區,其城市規劃格局深受影響,城市道路網以為骨架呈放狀組織,沿河公園綠地依附河態有機布置。
  14. The circulating air, driven by piezoelectric pump, turns into fluid when it is refigured by a nozzle and jets from the nozzle

    壓電泵驅動氣體循,循氣體由噴嘴整后噴出,成為以層式運動。
  15. The article quantitatively analyses the winter hot air ' s distribution regulation in the human work region and reveals the regulation of temperature gradient forming and change and the influence to human thermal comfort. after test research, it clarifies the thermal characteristic regulation of indoor environment in winter air condition room. the mainly characteristic regulations are the over - great vertical temperature gradient and the over - low mean radiation temperature of air condition room

    本文對現有實際空調房間冬季熱在人體工作區的規律做出定量化分析,揭示了其溫度梯度成變化的規律及對人體舒適的影響,經過測試研究明確冬季空調房間室內境存在的熱特性的規律,其中房間的垂直溫度梯度過大、空調房間的平均輻溫度較低是其主要熱特性規律。
  16. The morphology examination by sem and tem showed that the carbon nanotubes were arranged in the array uniformly and paralleled, with smooth walls, the outside diameter of 120 nm and the inside diameter of 110 nm. from the cyclic voltammetry, the array electrodes in an acidic electrolytic solution had greater capacitance than the case in a neutral electrolytic solution. the specific capacitance of 365 f / g was achieved with the discharge current density of 210 ma / g in the solution of 1 mol / l h2so4

    掃描電子顯微鏡和透電子顯微鏡對碳納米管陣列電極的貌表徵表明碳納米管狀規整,排列有序,尺寸均勻,管壁光滑,外徑約為120nm ,內徑約為110nm ;循伏安實驗表明mwnts陣列電極在酸性溶液中比在中性溶液中具有更好的電容性能;根據恆電充放電法得出mwnts陣列電極在1mol / lh _ 2so _ 4水溶液中,在210ma / g的放電電密度下的比電容可達353f / g ,比目前報道的無序碳納米管和活性炭電極的比容量都高得多;其它電化學實驗顯示該電極具有很低的內阻和良好的充放電循穩定性。
  17. As new terminal equipment in air - conditioning, the mechanism of radiant floor is heating or cooling the room mainly through radiation and convection

    地板作為一種新型空調末端設備,主要利用輻和對式對房間供冷或供暖;與常規空調送風相比,具有熱舒適性好、節能、美觀、對境影響小等優點。
  18. In the fifth chapter of this thesis, the cyclic voltammetry, and galvanostatic reduction and electrochemical impedance spectroscopy techniques were used to investigate the redox process and reaction mechanism of black nickel formed on anode. moreover, the x - ray diffraction technique was used to examine black nickel species

    在第五章中,通過循伏安法、恆電還原法及電化學阻抗譜技術對黑鎳的成過程及反應機理進行了初步研究,並通過x線衍技術對黑鎳的物相進行了表徵。
分享友人