測壓高度 的英文怎麼說

中文拼音 [gāo]
測壓高度 英文
piezometric height
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 壓構詞成分。
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 高度 : altitudeheightelevation
  1. Qfe is the pressure at the station or aerodrome level

    Qfe是量站或機場水平的氣
  2. The author wish this study win be used in the development of numerical control dividing lathe that can divide into groups of the size for precise measure of thickness of ompressor carboy hatch soft shim the system of pneumatic measure applied widely for component measurement in produce process in factory. the author 100kup a large number related documents over about one and half year for research and went to factory and related research institute for investigating

    並希望將這一研究結果應用於對「縮機缸蓋軟體墊片」厚尺寸精密量分組的數控分選機的研製。氣動量系統以其量倍率量精量力小( 0 . 05 1n ) 、對被工件有自潔作用、量精保持性好、抗干擾能力強等優點而被廣泛應用於工廠生產過程中的零件檢
  3. Fig. 9 shows schematically the application of a differential transformer to measurement of liquid column height.

    應用差動變定液柱大致如圖9所示。
  4. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面,設計了自動液原位校準系統、原位校準方案以及大剛萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量量誤差分析方法,並計算了推力矢量量精
  5. The analysis of the repeated test data shows the maximum deviation of air drag coefficient is less than 0. 88 % and the deviation of the most surface pressure data is within 1 %, it illustrates the test data is reliable

    重復試驗的數據分析表明,空氣阻力系數數據的最大偏差小於0 . 88 ,絕大部分試驗數據的偏差均在1以內,這說明客車模型風洞試驗數據的精
  6. The techniques of the barometric height measurement are researched, which is calibrated by gps information and compensated by temperature information. the barometric height measurement channel of high resolution is designed with the help of curve - fitting and digital filtering algorithm

    研究了利用gps校準零點、帶溫補償的氣量技術,通過曲線擬合與數字濾波技術,設計了具有較解析的氣量通道。
  7. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究:無氮培養條件下,定溫、碳源、酸堿、滲透對w12生長及固氮能力的影響,結果表明,在15 - 40下均能生長並表達固氮酶活性,其最適生長及固氮的溫為25 - 35 ;能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮,當培養基中同時存在蔗糖和蘋果酸時,細菌生長和固氮活性最強;在偏酸和偏堿的條件下( ph4 . 5 - 8 . 5 )均能保持較強的生長勢和較的固氮酶活性,並能通過調節自身代謝平衡並適應環境的酸、堿性變化,使培養液趨于中性:能耐受較的滲透,培養液中卜、 5 naci濃對其生長和固氮酶活性影響不大,當naci濃升至2時,菌株的生長勢及固氮酶活性才有所下降:低濃的鉸對其固氮酶活性影響不大,在0
  8. Laser, ultrasonic beam and microwave are used in non contacting level measuring systems. laser systems suffer from dirt, ultrasonic sensors are strongly affected by changes of the velocity of sound and usually a pipe is needed to couple the ultrasonic waves into the liquid tank, which is difficult when there is a high pressure or when explosion protection is necessary

    力式液位量系統原理簡單、成本低,但量精和應用場合有一定的局限性,超聲液位儀精,但設備復雜,一般需要用導管將超聲波傳到被的液體中,因而安裝維護較麻煩,激光距系統對環境要求嚴格。
  9. Moreover, the resulted prediction model of foam size of the closed cell aluminum foam was verified by comparison to the experimental results from the foaming process at different foaming conditions, and the predicted bubble diameter is in good agreement with the experimental ones, the relative error distributes between - 5. 04 % and 6. 32 %

    當入射空氣的強、氣流量,液面,出氣孔直徑增大時,氣泡直徑隨之增大;當出氣孔數量,液體粘增大時,氣泡直徑減小,表面張力對氣泡直徑的影響可以忽略不計;靜態條件下液體表面氣泡直徑的預值和實驗量值符合得較好,相對誤差分佈在- 5 . 04 % ~ 6 . 32 %之間。
  10. The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro - hydraulic proportional flow control valve, power amplifier, data gathering board and computer. the platform can carry out testing the hydraulic parameters, processing the tested data, saving the processed data and drawing, adjusting the pressure automatically

    改造后的控系統主要由力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。改造后的實驗臺具有自動採集實驗數據、自動處理實驗數據、自動保存實驗數據、自動調節液系統負載力等功能,大大提了實驗臺的工作效率、試精和智能化水平。
  11. In order to enhance the precision, this design proposes that temperature - measuring circuit of platinum resistors and software should be employed to carry on adjustment of measured precision ; it also proposes that the interference of the grid can be reduced by the voltage front feed ; and meanwhile it calls for the application of the photoelectric insulation, the over heating protection and alarm so as to enhance the security performance of the system

    為了提,本設計還採用了鉑電阻溫量電路,並利用軟體對量精進行自校準;通過電前饋控制減少電網干擾。此外,設計中還加入了光電隔離措施及過熱自動保護和報警功能,以增強系統的安全性能。
  12. According to relative criteria, the performance of ash - jd such as ratio of water - reducing, ratio of compressive strength, effect of enhancing strength, ratio of bleeding, air entrainment content, effect of keeping slump value, compatibility with cement, resistance to concrete shrinkage and damage by freezing and thawing and impermeability to water etc are all equal to the traditional aminosulfonic - based superplasticizers, and the ratio of performance to price is better than naphthalene series superplasticizers

    按照相關標準,對產品進行了試,所開發的低成本改性氨基磺酸鹽效減水劑ash - jd的各項性能如減水率、抗比、增強效果、引氣性、坍落保持效果、與水泥適應性、收縮性能、抗凍融性能、抗滲性能等相當于傳統氨基磺酸鹽效減水劑,性能價格比優于萘系效減水劑。
  13. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重,為此我們將需要量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心;採用浮地接入方式消除槽電信號中的共模成分;設計了量程自動切換電路以解決槽電的動態范圍寬和量精的矛盾;用最小二乘法進行曲線擬和以降低量的系統誤差。
  14. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏大致相同,敏感元件採用對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的深寬比叉指電容式敏感元件,具有靈敏、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速成正比的電信號。
  15. In the beginning, the working principle, testing and data processing system of pdl micro - control material test machine is introduced ; then more attention is paid to the hardware system which is composed of high precision raster linear displacement sensor, high precision force sensor, the digital displaying sets, the interface equipments and the controlling circuits etc to perform the data collection and ensure the testing precision of the whole system

    論文首先介紹了pdl材料拉伸試驗機的工作原理、試及數據處理系統;接著詳細介紹了由光柵線位移傳感器和力傳感器、數顯裝置、介面裝置及控制電路等組成的新的硬體系統,來完成數據採集,並保證整個系統的試精要求。
  16. For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research

    本文針對變器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預、主變器油溫量精低造成控制誤差大、故障率、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變器風冷卻器控制系統。
  17. This paper studies the spatial distrihution of water vapor press in the mountain areas of chongqing, with the month average data of water vapor press of climatic reorganized data including 34 meteorological observing stations in chongqing and 4 around it from 1971 to 2000 and 7 meteorological sentries in it from 1997 to 1999, and 100mx 100m dem of chongqing. according to the theory of mountain climate and basing on gis, it analysises the influencing factors to water vapor press decreasing coefficients in chongqing, and studies the relations among water vapor press longitude latitude and sea level elevation, and founds the water vapor press spatial distribution model in chongqing, and calculates the spatial distribution of the month average and the year average water vapor press in chongqing, and completes the cartographies of the water vapor press spatial distribution of chongqing

    本文利用重慶地區34個及其周圍4個常規氣象觀站1971 2000年30年和7個氣象哨1997 1999年3年氣候整編的月平均水汽資料,以及重慶地區100m 100mdem數據,對重慶地區山地水汽空間分佈進行研究根據山地氣候學原理,利用gis技術,分析重慶地區水汽遞減系數的影響因子,研究水汽與經和海拔等因子的關系,建立重慶地區水汽空間分佈模型,計算重慶市月平均和年平均水汽空間分佈,並完成重慶市水汽空間分佈的制圖。
  18. The strengths of high volume fly ash mortars of different curing time, which are mixed with two kinds of low - quality fly ash, and different kinds and quantities of activators, are examined. and the ph values of their fly ash mortars are examined. the activation mechanism of fly ash and the factors influencing " enhancing - calcium " are analyzed and discussed

    定了由兩種級粉煤灰配製的摻量粉煤灰水泥漿體在不同的激發劑種類與摻量情況下各相應齡期的抗折、抗,並對其中幾種粉煤灰水泥漿體各相應齡期的ph值進行試,對粉煤灰活化機理和影響粉煤灰「增鈣」的因素進行分析與探討。
  19. Research into fpga - based air pressure measurement system in pilotless aircraft and its implementation

    的無人機氣量系統的研究及實現
  20. Ate plays a more and more important role in the test and repair of aircraft avionics, and can considerably improve servicing quality and efficiency. our task is to develop a new type of ate used to test six kinds of aircraft avionics instruments located in the cockpit. it should be able to fulfill the test of all functions and performances of each instruments according to it ’ s component maintenance manual

    本文研究一種新的航空儀表自動試設備,能對六種分佈於駕艙內的指示型航空電子儀表?空速馬赫數指示器、電動氣表、無線電距離磁指示器、地平儀、姿態指示儀、水平位置指示儀進行檢,完成維修手冊所規定的全部功能、性能方面的綜合試。
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