流管面積 的英文怎麼說

中文拼音 [liúguǎnmiàn]
流管面積 英文
stream tube area
  • : 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...
  • : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 面積 : [數學] area
  1. The difference of heated area between tubes is very small, so the thermal deviation mainly results from inhomogeneous endotherm and flux

    但由於子毛間的受熱差異很小,過熱器的熱偏差主要由於吸熱不均勻和量不均勻造成。
  2. Company has possessed 600 employess, over 68manag. ement personnel and 22 technicians since is was founded. inwhich junior college graduatre account for 90 %, average ages of employees is 28 years, area of factory building is 20000sq. meter annusi value of production is 80 milions yuan and have three modemization production line and advanced equipment and perfct monitor and measunng device as puncher, driller, lathe, measurig truck, cutter, shielded welder and pipe bendin machine. main production of company are all kinds of generators, both petrol and dlesel series, water umps, luggage rack of vehicle, bumper, fuel tankall kinds of motorcycle rack, auto majhong machine and whd series of dlecmolishde vehide, wide varieties, a complete range of specification. the products have stable qusity and advanced

    具備廠房20000平方米,年產值8000多萬元的生產能力及三條現代化水線。擁有各種大型沖壓設備各類油箱鉆床車床儀表車切割機保護焊機彎機等先進設備和完善的測量裝置。公司主要品種有:各種發電機組汽油機系列柴油機系列水泵汽車行李架保險杠各種摩托車架全自動麻將桌whd系列電動滑板車,防墜器等系列產品。
  3. Measurement precision contribute to improving the security class and economic of boiler running and automatic level of whole plant. the smart measurement instrument of the boiler ’ s air flow designed in the thesis and the instrument can make the degree of accuracy get to. firstly, the thesis build the “ velocity - area ” method which is on basis of “ log - tchebycheff ” on the analyzing of basic measure method of boiler ’ s air flow. secondly, model86 averaging pitot tube was selected the right model of flow transducer which can pickoff the differential pressure and static pressure. modelc264 which made in setra system corp. u. s. a was selected as ultra low differential pressure transmitter. a good flow of boiler ’ s air was calculated by offsetting pressure and temperature. finally, numeroscope was designed with z80cpu and other chips

    精確的監測有助於提高鍋爐燃燒的安全型、經濟性,也有助於提高電廠的整體自動化水平。本文設計的智能化鍋爐風量測量裝置能夠實現對鍋爐送風的精確測量,精度可達。本文首先研究鍋爐送風矩形大道測量理論,提出在量測量測點布置基於「對數-切比雪夫」法的速度-法。
  4. Measurement of fluid flow in closed conduites. velocity area method using pitot static tubes

    密封道中液體量的測量.用皮托靜壓的速度
  5. Measurement of fluid flow in closed conduits. velocity - area methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current - meters or pitot static tubes

    密封量的測定.用電表或靜壓皮託測量圓道內迴旋或不對稱量的速度-
  6. Located in shangxi town of yiwu city, is a pvc blowing toys handbags factory with a large scale founded in 1985, it enjoys 16 - year s history, the factory covers an area of 11000 sq. m including huangshan development zone, owns 130 sets of large, medium small high - frequency heat - combining machines which form the firstclass printing production line in the same line. moreover, there are more than 200 skilled workers and a group of technicians with many years experience of production and ad - ministration served in factory. our factory has set up a good market image and established excellent brand reputation in passed years

    始建於1985年,至今已有16年的歷史。本廠佔地約11000平方米含黃山開發區。有大中小高頻熱合機130臺,在同行是一印花生產線, 200多名熟練生產工人和一批具有多年生產製造理經驗的專業人士,多年來我廠樹立了良好的市場形象,並建立了良好的品牌信譽。
  7. O ur joint ventures compose of hong kong and china mainland companies, the prophase company was founded in 1989, which is specialized in producing pvc inflatables & high frequence products, the products have been exported to western countries and asia, we have almost 200 high frequence machines, the most power is 180kw, which welding area is 3. 5x4. 2 meters, our salesmen own rich experiences and can design products according to the request, or follow the photos or samples. we have serious management system, correct delivery time, whatever the order is big or small we would support constantly with high quality 、 best price and good service

    本公司為中港合資企業,前身成立於1989年,專業生產pvc充氣製品、高周波產品,產品遠銷西方各國、東南亞及國內市場,擁有大小高周波機器近二百臺,最大機臺180kw ,熔接可達3 . 5x4 . 2米,業務人員擁有數十年經驗,可依據要求設計產品,或來圖樣訂制,並設有嚴格的理體系,準確的交貨期限,一如繼往的專業精神,不論訂單大小,我們都以一的產品質量,合理適中的價格,良好的服務,為客戶的商務活動提供可靠的支持
  8. The sfdr and thd are up to 68db and - 61db. the inl and dnl are smaller than 0. 5lsb. the structure of the converter is improved based on traditional one so that the area of glitch is reduced sharply and the dynamic character is improved

    在電路結構上,提出了單位電源中的開關差分控制信號交叉點的最優值,並在差分開關上疊加一對常開pmos,有效減小了輸出毛刺,改善了動態性能。
  9. The whole project comprised the building of the dam, a 2, 428 - yard tunnel driven through the wong nai chung gap valley and a 5, 500 - yard brick and stone aqueduct to connect the reservoir with the storage tank and filter beds at albany road. each day the volume of water being conveyed reached 7 million gallons. the 6 filter beds of the project were situated on the eastern side of the albany nullah ; measuring 3, 245 sq

    除水壩外,其他配套的工程包括: (一)一條長達2 , 428碼、貫穿黃泥涌峽谷的隧道; (二)一條長5 , 500碼的引水道,可連接水塘隧道的亞賓尼濾水池及配水庫,該引水道用石及磚砌成,每天可輸水700萬加侖; (三)位於亞賓尼水渠東部的六個過濾池,該濾水系統廣達3 , 245平方碼,深30尺,每天可過濾570萬加侖水,原水過濾后,經一條直徑18寸鐵水入花園道與寶雲道交界的配水庫。
  10. We use the c / s module, which provides technology means of land - use planning management flowing work. the flowing of graphic data and text and the function of leader examining is realized in the system by storage operational sign, which promote the transparence of examining operation. by using graphic editor function and spatial analysis faculty of gis, various especially function of graphic editor and area statistic for land - use operation are provided in this system

    本系統採用c s運行模式,為土地利用規劃理工作的網路化辦公提供了技術手段;應用存儲業務標識信息的數據庫設計思想,為項目用地規劃審查業務信息的網路轉以及領導督辦、督察功能的實現提供了技術方法,提高了土地利用規劃理工作的透明度;系統採用gis的圖形編輯功能和空間分析功能,提供了多種規劃特色的圖形編輯功能和土地理中專用的統計功能。
  11. It is concluded that it may be disadvantageous to capacity modulation at low temperature environment if the condenser area is smaller and throttle set is capillary. 3

    結果表明:系統在冷凝器偏小和採用毛細作節裝置的前提下,不利於低溫環境下的容量調節。
  12. Then the author analyses the current situation and development trend of workflow technology. and the author also researches the workflow management system and the workflow reference model of wfmc in - depth. in the following part, the article analyses the implementation mechanism of windchill wfms, and researches the process model - epc ( event - driven process chain ) model, organization model and resource model then the author further analyses the implementation of windchill wfms with ooa, introduces the implementation of workflow engine, activity and connector of workflow, robot

    本文從企業信息化的發展現狀及趨勢出發,分析了在製造業中極引入pdm的必要性,並著重介紹了工作理系統( wfms )在pdm實施中的重要地位;對國內外工作技術的現狀及趨勢進行了分析;然後對wfmc工作理系統及參考模型進行了深入研究;在此基礎之上分析了windchill的工作理系統的實現機制,引入了epc過程模型,自行定義了組織模型及資源模型,並採用向對象的分析方法進一步對windchill的wfms的實現進行了深入闡述,介紹了工作引擎、活動、自動機、連接符等對象的實現。
  13. The values obtained from the optimum calculation are compared with that from the conventional calculation, and the result shows that, by means of the optimum design, under the given restrains, the pipe heat exchanger can operate well with a reduction of over 25 % heat transfer area

    實例優化計算結果與常規計算結果的比較表明,優化設計可使式換熱器在滿足給定約束條件下,節約25 %以上換熱,提高程和殼程的速,從而提高傳熱系數,最終得到操作、能耗和投資等方的最佳經濟結構。
  14. Education group canada inc. with a beautiful campus occupying more than 30, 000 square feet. the campus has modern teaching equipments, perfect administration, practical. advanced, innovative and popular performing courses, large comfortable dormitory and chinese cafeteria

    教學區總三萬多平方尺,校園環境優美,擁有一的教學設備和師資,完善的教學理和實用前衛創新的行演藝課程,寬敞舒適的宿舍和中餐廳。
  15. Studies have been made shown that under water stress, not only root weight, root specific surface area, root - shoot ratio, root growing potential, root water potential, root vessel diameter, etc which express the indexes of wheat root morphology and architecture have significantly changed, but also bleeding sap, root respiratory rate, root plasma membrane permeability, plasmalemma peroxide level, root protective enzymes and its isoenzymes etc which express root physiological indexes have changed correspondingly

    過去進行的研究表明,乾旱脅迫條件下,不僅表達小麥根系形態和構型建成指標的根系數量、根系比表、根冠比、根生長勢、根水勢、根導直徑等發生顯著變化,而且表達根系生理指標的傷液、根呼吸速率、根系質膜透性、膜脂過氧化水平、保護酶及其同工酶等也發生相應改變。
  16. Shore of an east china sea radiant pearl " taizhou xilaisheng shoes the limited company " is located the national first stock cooperation system enterprise birth place : the zhejiang province taizhou wenling city, the company passes through more than 10 years wind and rain baptism scale development xi lai sheng was abundant lready the growth was a fair product " the research and development manufacture sale processing the exportation " is a body scale enterprise, main product by athletic shoes series leisure shoes the slide shoes primarily specialized production factory, the company has the workshop floor space is more than 10, 000 square meters and the advanced assembly line and the high quality research and development management team, the staff reaches more than 800 people the product sells in distant markets world each place the company receives " is practical is responsible innovation development " the enterprise idea and " strives for success unity " the enterprise spirit wholeheartedly with all one ' s strength provides the high quality product for the chinese and foreign customer, sincerely welcome world each place the merchant to come the our company to inspect discussion cooperation double wins

    東海之濱的一顆璀璨明珠《臺州喜萊盛鞋業有限公司》位於全國第一家股份合作制企業誕生地:中國.浙江省臺州溫嶺市,公司經過十多年的風雨洗禮.規模發展.喜萊盛已經成長為一家集產品《研發.製造.銷售.加工.出口》為一體的規模化企業,主要產品以運動鞋系列.休閑鞋.滑板鞋為主的專業生產廠家,公司擁有廠房建築為1萬多平方米.及先進的水線和高素質的研發理團隊,員工達800多人.產品遠銷世界各地.公司秉承「務實.負責.創新.發展」的企業理念和「拼搏.團結」的企業精神竭誠全力為中外客戶提供優質的產品,熱誠歡迎世界各地的客商前來我公司考察.洽談.合作.雙贏。
  17. Rong hua plastics and hardware manufacture in jin sha, nan hai was established in 1998, covering an floorage of 4, 000m2above. located if guo jia development district of jin sha, nan hai in the abundant peal river delta, we make good use of the favorable resources environment in guang dong and rich experience in manufacture and sales. we adopt advanced designing philosophy, purchase brand new precision manchinery and strictly follow the iso9001 mannagement system for production and quality control. we also have applied for a number of national patents in industrial design and utility model. by researching and developing more variety for local and overseas preferences, we ride with the latest trend in the world

    南海金沙榮華塑料五金廠,創建於1998年,實用四千多平方米,位於富饒的珠江三角洲注入盆地內的南海金沙郭家開發區內,自成立以來憑借廣東優厚資源環境和成熟的生產、銷售經驗,先進的設計理念,全新、精密的機械設備,嚴格效仿iso9001國際標準生產和品質理體系,並申辦多項外觀,實用型國家專利,研製開發適合本土,海外各處風土喜愛、品味、格調的品種來迎接潮發展走勢。
  18. Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    文摘:針對早期建造的煉油廠和化工廠在役式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對以增大對段的熱負荷;增加輻射的換熱;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐的傳熱量等。
  19. The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    針對早期建造的煉油廠和化工廠在役式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對以增大對段的熱負荷;增加輻射的換熱;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐的傳熱量等。
  20. To meet the needs for wider surge margin of the turbofan engine, a new model was developed to predict the characteristics of the fan / high pressure compressor and turbine in this thesis. several ways, including, variable inlet guide vanes of the fan, variable guide vanes of the high pressure compressor, the variable inlet area ratio of the mixer and the nozzle areas, were presented to enlarge the surge margin of the turbofan engine. meanwhile, a method of combined variable geometries for optimizing controls of inlet guide vanes of the fan, guide vanes and the first two stators of high pressure compressor, area ratio of mixer and noz zle areas was established

    為了滿足下一代作戰飛機對推進系統的性能和穩定性要求,本文建立了壓縮系統特性和渦輪特性的新模型,並分別採用改變渦扇發動機風扇進口導葉片、壓氣機導葉片和前兩級靜葉片、混合室進口處內、外涵比和尾噴,研究了其對發動機性能和穩定性的影響,進而得出了渦扇發動機變幾何擴穩的方法,為發動機變幾何擴穩研究打下理論基礎。
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