pressure orifice 中文意思是什麼

pressure orifice 解釋
測壓孔
  • pressure : n 1 壓；按；擠；榨。2 【物理學】壓力，壓強；大氣壓力；電壓。3 精神壓力，政治[經濟、輿論等]壓力。4...
  • orifice : n. （管子等的）口，孔，銳孔，【化學纖維】噴絲孔。
  1. Orifice's pressure losses are attributed to entrainment and eddy formation.

    孔板的壓力被認為是由卷吸和渦流造成的。
  2. ( 6 ) according to the relation of pressure and discharge of different orifice aperture from the experiments. the largest available length of lateral pipes was calculated, and the combined method of varied orifice aperture and equal discharge in lateral line was discussed

    （ 5 ）根據實測的不同孔徑的壓力流量關系，計算了允許最大毛管長度，並在理論上對變孔徑等流量毛管組合方法進行了探索。
  3. Measurement of fluid flow by means of pressure differential devices inserted in circular cross - section conduits running full - orifice plates

    用插入圓截面管道中的壓差裝置測量流體流量.節流孔板
  4. Measurement of fluid flow by means of pressure differential devices inserted in circular cross - section conduits running full - part 2 : orifice plates

    用插入滿載的圓截面管道中的壓差裝置測量流體流量.第2部分:節流孔板
  5. Measurement of fluid flow by means of pressure differential devices - guidelines for specification of nozzles and orifice plates beyond the scope of iso 5167 - 1

    用壓差裝置測量流體流量. iso 5167 - 1規定范圍之外的噴嘴和節流孔板規范指南
  6. Since first used in the wujiangdu hydraulic power station with success, high - pressure grouting ( orifice - closed grouting method ) spreads rapidly in the carst region and lots of experience are accumulated

    高壓灌漿（即孔口封閉灌漿法）自烏江渡電站首次採用並取得成功后，在巖溶地區得到了迅速的推廣，集累了十分豐富的實踐經驗。
  7. ( 4 ) through the hydraulic property experiment of micro - hole lateral pipes of simple sdi in air, it was found that the average pressure of 60 mitre length lateral pipes was at the position of per 40o / o ~ ~ ~ 50 % of the effectual pipe length from the fist micro - hole, major pressure - loss was occurred at the ahead part of half pipe. the pressure uniformity reduced with orifice aperture ? increasing, and the relationship between pressure uniformity and initial water pressure was poor. running under the initial water pressure of 1. 5 meter, the discharge uniformity reduced with orifice aperture ? increasing, and when the orifice aperture smaller than or equal 1. 0mm, irrigation uniformity could achieve above 0. 6

    （ 3 ）通過對空氣介質中簡易地下滴灌的微孔毛管試驗研究發現： 60m管長的毛管平均壓力水頭的位置基本上在距第一孔口的有效管長40 - 45的地方；大部分水頭損失發生在毛管的前半部分；壓力均勻度隨孔徑的增大而減小，但與初始工作水頭關系不密切；在1 . 5m以下的工作壓力下運行，沿程出流均勻度隨孔徑的增大而降低，當孔徑不大於1 . 0mm時，灌水均勻度可以達到60以上；當孔徑大於等於1 . 2mm時，灌水均勻度低於50 。
  8. The high ratio of diaphragm to orifice provides excellent performance and stability at low reduced pressure

    在低減壓情況下，隔膜到節流孔的高控制比具有卓越的性能和穩定性。
  9. Analysis indicates the " low pressure closed reticular flow region " results in the non - equilibrium of pressure along the primary jet ' s orifice. to obtain as large vectoring angle as possible, the optimal ranges of angles, frequencies, velocity amplitudes, and distances from the microjet actuator to the primary jet exit were discussed. the relationship between the vectoring angle of the primary jet and the phase - difference of two adjacent actuators was analyzed

    分析了「拉」模型單作動器模式下，微射流作動器的入射角度、驅動頻率、速度幅值及與主射流間的距離對主射流偏轉程度的影響，並確定了作動器工作參數的最佳范圍;分析了「拉」模型雙作動器模式下，不同的相位差對主流偏轉程度的影響。
  10. Considering of the problems exist in practice, large orifice discharge principle is employed to study the pressure distribution of ring runner system, the even ab lity for discharging of gates, the relationship of flow with the position of spr ue and the type of gates. a new design idea about circular runner system of cast is proposed

    根據生產中存在的問題，用大孔出流理論研究了環形橫澆道系統的壓力分佈、內澆道出流均勻性及流量與直澆道引入位置和內澆道引入方式之間的關系，提出了圓形鑄件環形橫澆道系統新的設計思想。
  11. Railway transport equipment. tank wagons for carrying liquified gases under pressure and having bottom filling and emptying devices. maximum service pressure 40 bars. air orifice for gauging, degassing and testing

    鐵路運輸設備.底部帶灌注和排放裝置的低壓液化氣罐車.最大壓力40bar .測量排氣和試驗用氣孔
  12. Series fmo orifices are supplied with two pressure taps used to measure differential pressure across the valve orifice and a metal tag that displays flow rates by differential pressure

    系列fmo孔配置兩個測壓孔，用於測量通過閥門孔的壓差，以及一個金屬標簽，顯示與壓差對應的流量。
  13. The orifice plate corrugated packings with high number of theoretical stage, permete. 0. 3 - 1. 8mbar pressure drop pertheoretical stage. most economical load range with f factor1. 5 - 3m skg m3

    該填料每米有相當高的理論板數，每塊理論板的壓降0 . 31 . 8mbar ，最佳操作負荷因子1 . 5m
  14. The bubble diameter increases with air flow rate, air pressure, orifice diameter and the solution depth, and decreases with the orifices number and liquid viscosity

    在靜態水模擬實驗條件下獲得了液體表面氣泡直徑預測模型。
  15. Pressure discharge relation of the simple orifice is exponential in air and soil. the flow regime of simple emitter is situated between laminar and turbulent

    簡易地下滴灌灌水器流量壓力關系在空氣和土壤介質中都呈現較好的冪函數關系，其流態介於層流和紊流之間。
  16. Investigations have been made on the influence of the heating power, working pressure, stack packing ratio, and the opening of the orifice valve and the double - inlet valve on the performance of the system

    以氦氣為工質，獲得了119 . 7k的脈管無負荷製冷溫度，在國內首次用熱聲機械進入低溫溫區。
  17. Full size orifice - series 288a has a full - size orifice to assure pipe size capacity. water passages are streamlined to provide high water flow with minimal pressure loss

    全通徑管口-系列288a具有全通徑管口，確保管道通徑的性能。水路都是流線型的，水流順暢，壓降最小。
  18. Full size orifice - all series n388 valves have a full - size orifice to assure pipe size capacity. water passages are streamline to provide high water flow with minimal pressure loss

    全通徑噴嘴-所有系列n388閥門都有一個全通徑噴嘴以確保管道口徑的通過能力。水流道為流線型，在壓降最小前提下實現高流量。
  19. Orifice - plate corrugated packings with the wide range of applications. diameter : 0. 1 - 12m ; pressure : vacuum to high pressure ; liquid lood : 0. 2 to more than m3 m2h : system : ethylbenzene styrene, fattyacide, cyclohex anone cyclohexanol, caprolaction, etc. absorption desorption

    金屬孔板波紋填料具有廣泛的應用范圍，塔徑： 0 . 11 . 2m壓力：真空到加壓流率： 0 . 2300m
  20. Industrial pipework. orifice flanges for differential pressure devices

    工業管道.差動壓力裝置的有孔法蘭盤
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