管壓降 的英文怎麼說

中文拼音 [guǎnyājiàng]
管壓降 英文
tube drop
  • 管 : 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;...
  • 壓 : 壓構詞成分。
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  1. 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。
  2. 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。
  3. Functions : sunflower seed oil has functions to adjust blood pressure and reduce cholesterol in blood fat, etc, and has remarkable curative effect in preventing senile plaque, dermatitis, night blindness, bronchiectasis and gastrointestinal diseases, etc

    功能：葵花籽油具有調節血壓、降低血脂中膽固醇等功效，對防止老年斑、皮膚炎、夜盲癥、支氣管擴張及胃腸病等具有顯著療效。
  4. Experiment on the pressure drop of crude oil - water pipe flow

    水管流壓降規律實驗
  5. Plastics piping systems. fittings, valves and ancillaries. determination of gaseous flow rate pressure drop relationships

    塑料管道系統.配件閥門和輔助設備.氣流率壓降關系的測定
  6. Plastics piping systems - fittings, valves and ancillaries - determination of gaseous flow rate pressure drop relationships

    塑料管道系統.管件閥門和附件.氣體流速與壓降之間關系的測定
  7. Plastics piping systems - fittings, valves and ancillaries - determination of gaseous flow rate pressure drop relationships ; german version en 12117 : 1997

    塑料管道系統.配件閥門和附件.氣流和壓降關系的測
  8. For those suffering from high blood pressure high cholesterol heart disease garlic should become their best friend. garlic can lower blood pressure and cholesterol levels. studies have shown that just one clove of garlic daily is enough to reduce cholesterol4 garlic is also good for treatment of bronchitis5 colds coughs sore throat fever and indigestion

    大蒜具有降低血壓，降低膽固醇的功能。研究表明，每天只食用一瓣大蒜就足以使膽固醇降低，大蒜還有助於治療支氣管炎感冒咳嗽喉痛發燒和消化不良。
  9. On the basis of the investigation on the related literatures of new refrigerants substitutes and new refrigerant oil, the in - tube evaporation of refrigerant and refrigerant - oil mixtures. this paper make a experimental research on the saturated temperature of propane ( r290 ) and lubricant oil ( suniso 3gs ) mixtures, evaporation heat transfer and pressure drop characteristics in a horizontal micro - fin tube

    本論文在參考研究國內外有關製冷工質、替代製冷工質及其含潤滑油混合物在水平管內流動沸騰換熱研究現狀的基礎上，對丙烷（ r290 ）與潤滑油suniso3gs的混合物的飽和溫度、水平微肋管內流動沸騰換熱及壓降進行了實驗研究與理論分析。
  10. Full - port ball valves provide pressure drop equal to equivalent length of pipe, and even slightly better than gate valves

    不縮徑，全流道球閥提供的壓降安全取決于管道的長度，甚至比閘閥還要好一些。
  11. Closer throttling, creating higher pressure drops may cause cavitation or excessive velocities which could cause high noise levels, vibration and possible damage to the valve or adjacent piping

    如果節流較小，將因此產生更高的壓降將可能導致空穴現象或超快流速，從而導致噪音太高，振動劇烈，可能損壞閥門或相鄰的管路。
  12. Body ? streamlined flow path minimizes pressure drop. butt weld, venturi or flanged ends provide piping alternatives

    閥體?流線形流道，最大限度減少壓降。對焊、縮喉管或法蘭連接埠幾種可供選擇的連接方式。
  13. Based on the method of energy consumption, an analysis is given of the impact, which the dirt growth of a tube and shell sewage heat exchanger will have on transfer intensity, flow pressure drop and their energy losses

    本文運用熱力學能耗分析法，分析了管殼式污水換熱器中軟垢的厚度對換熱強度、流動壓降及其有效能損失的影響。
  14. The presented thesis studies the gas discharge of lab6 electrodes, the paper analyses the impacts of gas press and electrodes separation on the ignition voltage and voltage drop, and makes low gas pressure, lower than 10pa, discharge switch tubes, with gas of helium and nitrogen, electrodes gaps of 5mm. the paper studies the tubes ’ discharge performances, and the impacts of discharge process on the electrodes

    分析直流工作條件下，以氬氣、氮氣、氦氣為工作氣體時，氣體的壓強、極間距對著火電壓和管壓降的影響，並製作低氣壓（ < 10pa ）下的氣體放電開關管（放電氣體為氮氣和氦氣，極間距為5mm ） ，研究其在直流和脈沖下的放電特性，以及放電過程對電極的影響。
  15. Pressure drop of flow of pam aqueous solution in concentric annuli with isometric ring slots on the inner cylinder

    聚丙烯酰胺水溶液在內管帶有等距環槽的同心環空中流動的壓降
  16. This program can predict the wall temperature 、 internal wall heat tranfer coefficient 、 fluid temperature and entropy profile along the water wall. all of these provide an important foundation for designing this type of water wall structure to ensure the safety of the boiler operation. this hydrodynamic calculation program and the results can be used to analyze operation reliability and structure design of water wall system

    利用所開發的程序對設計的超臨界cfb進行了計算，給出不同負荷下，水冷壁出口工質溫度分佈，水冷壁受熱面不同位置處的金屬壁溫、內壁放熱系數、流體溫度焓值分佈，以及不同管子的流動壓降等結果，為分析鍋爐工作可靠性及水冷壁系統的結構設計提供了重要依據。
  17. In this dissertation, the experimental study of rolling condition on two - phase flow instabilities of the forced - single - tube circulation system was carried out. furthermore, based on the d - partition method and the hypothesis of drift flow model, given some conservative equation, using the perturbation method the response of the pressure drop of the tube to the inlet flow rate perturbation was analyzed both in rolling condition and in normal upright position

    本文主要通過實驗對搖擺條件對單管強迫循環中汽液兩相流動不穩定性的影響，同時在d分區法的前提下，在兩相區基於漂移流模型，一定的守恆條件下，在搖擺和不搖擺工況中用線性小擾動法對實驗段的壓降對入口流速的擾動的響應進行了分析。
  18. Then a thorough analysis to the bias - magnetic of ppfc is made. the retraining effects of the main parameters ( include clamping capacitance c, output filter inductor lf, load r, the leakage inductor ls and source winding resistance r ) are studied under the conditions of different von, different ton and different winding parameters. then a conclusion can be drew, that the smaller lf and the bigger r are, the better the bias - magnetic is restrained and c has a best value to retrain the bias - magnetic

    分別對管壓降不同，導通時間不同以及兩原邊繞組參數不一致（包括漏感、電阻、激磁電感三種情況）的情況下，主要參數（包括箝位電容c 、輸出濾波電感lf 、負載r 、原邊繞組漏感ls 、原邊繞組電阻r ）對偏磁的抑制作用進行了模擬分析研究，得出lf越小， r越大時激磁磁勢偏移量ni越小， c在其他參數確定時對抑制偏磁有最優值等結論，為參數的優化設計提供了依據。
  19. The results show that as the voltage rises, the tubes ’ discharge mechanism changes from glow discharge to arc discharge, the current rises suddenly and the voltage drops a lot

    結果表明，隨著電壓的升高，六硼化鑭放電管的放電機理由輝光放電轉變為弧光放電，放電電流突然迅速升高，管壓降大幅下降。
  20. In this paper, the bias - magnetic of ppfc and the parameters effect on the bias - magnetic are all studied. firstly, the bias - magnetic principle of ambipolar converter and some basic relations are analysed under two different conditions ( different von and different ton )

    首先在導致偏磁的兩種情況下（管壓降不同和導通時間不同）下，從理論上分析了雙極性變換器變壓器偏磁原理及基本關系。
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