head pressure 中文意思是什麼

head pressure 解釋
排出壓力。

  • head : n 1 頭,頭部,首。2 頭腦,才能;智力,想像力,理解力。3 前部,上部;頂端,尖突部;船長;(書頁等...
  • 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...
  1. Artesian pressure head

    自流水水壓頭
  2. A silicone oil bubbler provides a positive gas pressure head inside the growth tube at all times.

    硅酮油起泡器能始終在生長管內產生一正氣壓位差。
  3. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  4. The cause that causes cerebral blood - vessel block basically has two kinds : it is a head thrombosis, it is the pathological changes as a result of cerebral blood - vessel itself, often make the film inside tubal antrum coarse because of sclerosis of appearance of cerebral artery congee, be in charge of antrum stricture, below certain condition, if blood pressure is reduced, blood stream is slow, blood sticks consistency heighten, the cruor factor such as plaque, condense inside blood - vessel agglomerate, form cerebral thrombus

    引起腦血管阻塞的原因主要有兩種:一是腦血栓形成,它是由於腦血管本身的病變,常因腦動脈粥樣硬化使管腔內膜粗糙,管腔狹窄,在某些條件下,如血壓降低,血流緩慢,血液粘稠度增高,血小板等凝血因子,在血管內凝聚成塊,形成腦血栓。
  5. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合應用時的流態特性,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和效果,消力池內的流速、壓強特性,摻氣濃度分佈等水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  6. When the design pressure of the reactor / regenerator is less than or equal to the design pressure of the main fractionator, or there is some absolute mechanical limit to the regenerator pressure ( plus the static head difference between the regenerator and reactor ) that is less than the main fractionator design pressure, the units do not need large relief valves on the main fractionator

    當所設計反應器或交流熱換器的壓力小於或等於主分餾器,又或者有些機械上無可避免的限制(還有就是兩靜電頭的不同)小於交流熱換器的壓力,其時整個部件就不需要大的調劑電子管了。
  7. Thirdly, the correlative coefficient is computed between the pressure fluctuation signal of draft tube and the displacement signal of upper guide bearing, the thrust bearing and the head cover, with this the conclusions on the shafts response due to pressure surge in

    並與模型尾水管壓力脈動試驗結果進行對比?結合流動模擬試驗以及動力特性計算結果,全面分析?評定機組的實際運行狀況,劃定運行區域,為電站合理調度
  8. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則波中船舶非線性運動方程,通過時域步進求解獲得船舶剛體運動的穩定時歷,進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射波壓力、繞射壓力、輻射壓力和波浪沖擊壓力諸分量。
  9. Supply pressure is greater than static head pressure

    供水壓力大於落差壓力。
  10. See table b for nominal head pressure

    常規地柱頭壓參考表b 。
  11. Standard specification for reinforced concrete low - head pressure pipe

    鋼筋混凝土低水頭壓力管標準規范
  12. Standard specification for reinforced concrete low - head pressure pipe metric

    鋼筋混凝土低水頭壓力管的標準規范
  13. Abnormal well head pressure of high productivity gas wells in luojiazhai

    羅家寨高產能氣井測試井口壓力異常分析
  14. Set head pressure, split flow, and septum purge flow to appropriate levels

    設置相應的柱頭壓、分流比、隔墊吹掃。
  15. Equally effective in checking back flows from head pressure on the discharge or suction sides of pump

    無論是泵的排泄口的排出壓力,還是泵的吸入口,其流體止回的效果都是相同的。
  16. This paper analysed working principles and controling features of water lifts about the head pressure transition. plc was used to operate controling system so as to work the system well

    摘要對水頭差壓力轉換提水裝置的工作原理及控制特點進行了分析,使用可編程式控制制器( plc )控制系統運行,使系統很好的工作。
  17. The valve seat shall be an elastomeric seal that will permit seating at low - head pressure, and an arrow shall be molded on the valve body for permanent visibility to indicate the intended direction of flow

    閥座應該是彈性密封,它使得閥座處于較低的排出壓力下,箭頭應該永久性清晰可見地模鑄在閥體上,標明計劃的流向。
  18. The penetration test study the disturbance of soil in difference location. by using finite element method, the paper study the stratum movement and the earth surface deformation caused by pipe jacking, analysis the construction parameter such as head pressure, deflexion, friction force impact on earth surface deformation, give the distributing rule and range of additional soil pressure in soil

    採用有限元計算分析的方法,對頂管施工引起的地層運動及地表位移進行研究,分析了機頭土壓力、機頭偏斜、摩阻力等不同施工參數對地表變形的影響以及附加應力在土中的分佈規律和影響范圍。
  19. The man sized head had is a marine sanitation system with electric toilet, hot / cold pressure water and the shower system separated

    衛生間配有自動抽水馬桶、壓力傳送冷熱水和淋浴裝置。
  20. Drilling holes for screw on the head of high pressure vessels

    高壓容器主螺栓孔加工
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