fixed pressure 中文意思是什麼

fixed pressure 解釋
定壓力
  • fixed : adj. 1. 固定的;確定的,不變的,固執的。2. 【化學】凝固的,不易揮發的。3. 〈美口〉(在經濟上)處境…的。4. 〈美俚〉(比賽等)通過作弊預先安排好結果的。
  • 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. At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation

    在實驗中,利用測速管等儀器對在不同速度下的單閥和雙閥固定閥周圍的流場進行了點壓力測量,然後把點壓力轉化為點速度后繪出固定閥周圍流場的二維流線圖,同時測定了塔板的干板壓降,來考察新型固定閥帶折邊后對流場分佈和壓降的影響,為隨后的數值模擬提供對比和依據。
  2. Epoxidation of propylene and hydrogen peroxide in a lower pressure continuous fixed - bed reactor

    低壓固定床反應器中丙烯直接環氧化連續反應
  3. Fixed pressure reducing valve

    定值減壓閥
  4. At fixed time intervals, the gts data are decoded by the hko main computer and quality control checks are applied. objective analyses are then carried out for data at various standard pressure levels to produce grid point values. charts showing flight level winds, temperatures and other information are made available at the airport meteorological office ( amo ) for the provision of flight documentation and airway winds

    天文臺的主電腦定時對接收到的資料進行譯碼及質量控制檢查,跟著對各個標準氣壓層面的資料進行客觀分析,計出各網格點的數值,從而製作各巡航高度的風、溫度及其他資料的天氣圖,讓機場氣象所用來編制飛行氣象文件和航道風。
  5. At fixed time intervals, the gts data are decoded by the hko main computer and quality control checks are applied. objective analyses are then carried out for data at various standard pressure levels to produce grid point values. charts showing flight level winds, temperatures and other information are made available at the airport meteorological office for the provision of flight documentation and airway winds

    天文臺的主電腦定時對接收到的資料進行譯碼及質量控制檢查,跟著對各個標準氣壓層面的資料進行客觀分析,計出各網格點的數值,從而製作各巡航高度的風溫度及其他資料的天氣圖,讓機場氣象所用來編制飛行氣象文件和航道風。
  6. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率的因素,分析了級聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  7. Temperature kits : contact must be properly fixed in the evaporator export pipelines, real - time communication evaporator components to temperature degrees, the material will be filled through interlinked capillary pressure due to the expansion of corrugated boxes ; swelling corrugated boxes on the pressure for change in the thrust pole with an adjustment screw and spring - loaded ball - type valves to adjust the resistance of the degrees of refrigeration volume precision adjustments

    感溫包:是必須妥善接觸固定在蒸發器的出口管道上,感知蒸發器實時回氣溫度的部件,它將充填物質的熱脹冷縮壓力通過相通的毛細管提供給膨脹波紋箱;膨脹波紋箱依據壓力的變化推動推力桿結合過熱度調整螺絲和彈簧的阻力來調整球型閥的開度,實現製冷量的精確調整。
  8. The boundary layer can indicate the comprehensive influences of oil reservoirs, the physical properties ( reservoir porosity, permeability, fluid viscosity and its composition ) of inside fluids and development conditions such as pressure gradient : the layer thickness reduces with the rise of capillary radius ; when capillary radius is fixed, the thickness increases with viscosity rise ; the more polarity composition content is, the more obvious the absorption, the thicker the boundary layer, more and more obvious the characteristics of non - darcy filtration

    邊界層反映了儲層、流體物性條件(儲層孔隙度、滲透率、流體粘度、組分)和開發條件(壓力梯度)的綜合影響,認為邊界層厚度隨著毛管半徑的增大而減小;在毛管半徑相同的情況下,邊界層厚度隨壓力梯度的增大而減小,最後達到一個臨界值;毛管半徑一定時,邊界層厚度隨粘度增加而增大;極性組分含量越大,吸附越明顯,邊界層厚度越大;邊界層厚度越大,非達西滲流特徵越明顯。
  9. Railway rolling stock. " extreme pressure " oils for mechanical transmissions of motive power units. part 3 : high thermal stability oil. endurance test method on fixed post machine

    鐵路車輛.原動力機械傳輸用耐"極端壓力"油.第3部分:高熱穩定性油.固定柱機械的耐久性試驗
  10. Fixed firefighting systems - components for gas extinguishing systems - requirements and test methods for odorizing devices for co2 low pressure systems

    固定消防系統.氣體滅火系統元件. codown2低壓系統用添味裝置的試驗方法和要求
  11. A pressure transducer was set up in this system to realize pressure control in main lines and adjustment of pump operating time ; the distributors were designed to accomplish grease storage in fixed quantity and transport them into all lubricating points ; the single chip microcomputer was utilized to control interval lubrication and realize auto - lubricating or fault alarm

    系統通過設置壓力傳感器實現主油路的壓力控制和油泵工作時間的自動調節,通過配油器實現定量儲油和將油脂輸送至各潤滑點,通過電子監控器設定加脂間隔時間,實現自動加脂與故障報警。
  12. Under a fixed bigger expansion ratio, the cooling performance of the vortex tube increases with the increase of the inlet pressure

    膨脹比為3時,進口壓力的增加基本不影響渦流管的製冷性能,而膨脹比為6時,隨著進口壓力的增加,渦流管的製冷性能顯著提高。
  13. The experiment results show that the cooling performance of the vortex tube keeps unchanged under a fixed lower expansion ratio, with the increase of the expansion ratio, the effect of the inlet pressure on the cooling performance of the vortex tube is becoming remarkable

    實驗結果表明:對于常溫渦流管,在較小的膨脹比下,進口壓力的改變對渦流管的製冷性能沒有顯著的影響;隨著膨脹比的增加,進口壓力的改變對渦流管製冷性能的影響也變得越來越顯著。
  14. Despite the deflationary pressure, the last two years had not seen a drop in the litigation costs for civil legal aid cases, save for matrimonial proceedings, which was brought about following a wider acceptance of the fixed costs arrangements by legal practitioners

    盡管有通縮的壓力,除婚姻法律程序的訟費因更多法律執業者接受定額訟費安排而有所下降外,過去兩年法律援助的民事訴訟費並無下調。
  15. Releasing test for fixed pressure water - spraying fire - extinguishing systems

    水霧滅火系統噴射試驗
  16. Holders for sliding guide die sets of fine blanking die with fixed punch. shroud rings for pressure plate of center pillar set

    精沖模固定凸模式滑動導向模座.中間導柱活動模板
  17. Holders for anti - friction bearing die sets of fine blanking die with fixed punch. shroud rings for pressure of center pillar set

    精沖模固定凸模式滾動導向模座.中間導柱活動模板
  18. This paper presents the effects of some features on the productivity of raw c60 materials, such as distance and approaching speed of electrodes, helium partial pressure and arc current etc. then we separate and purify the raw materials and obtain pure solid c60 of 99. 9 % and compare the purification efficiency and effect of different fluxion phase and fixed phase and discuss the effects of the experimental conditions, such as the depositing speed, the type of the substrate, the surface structure of the substrate and the temperature of the substrate. finally, we use xps, afm, ultraviolet, infrared and raman to analyze the component, structure and feature of the films qualitatively and quantitatively

    本文首先研究了氦氣分壓、弧電流大小、電極間距以及電極推進速度等實驗條件對制備c _ ( 60 )粗品產率的影響;接著選用柱色譜法分離提純得到了純度大於99 . 9的c _ ( 60 )固體,比較了不同流動相和固定相的提純效率和效果;然後採用自己改進后的真空鍍膜機,利用電阻式加熱蒸鍍方法,得到了純c _ ( 60 )薄膜和不同摻雜比的銀摻雜薄膜;探討了沉積速率、襯底種類、襯底表面結構以及襯底溫度等實驗條件對薄膜結構的影響;最後通過xps , afm ,紫外,紅外,拉曼對薄膜的成分、結構和特性作了定性和半定量分析。
  19. Fixed pressure water - spraying fire extinguishing system

    固定壓力噴水
  20. The improved charging valve of the boom makes itself have the funtion of discharging at fixed pressure

    對現有圍油欄的充氣閥進行改進,使其具有定壓排氣功能。
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