水氣比 的英文怎麼說
中文拼音 [shuǐqìbǐ]
水氣比
英文
water-air ratio-
In chapter 2, the meteorological knowledge, data and the methods of the data processing, related to the study on the atmospheric loads, are simply presented. the model for the perfect gas constant, describes by the relative moisture, is developed. the influences of the variation in the vapor component in the atmosphere on the perfect gas constant are evaluated by using the changing characteristics of the temperature on the surface, its spatial gradient and the barometric pressure
第二章：簡要介紹大氣負荷研究所需的氣象科學知識、資料及其數據處理方法；建立相對濕度表示的大氣比氣體常數模型，利用地面溫度和空間垂直溫度梯度、壓力變化的規律估算大氣水汽組分變化對比氣體常數的影響；對中國及鄰區的地面氣壓記錄進行了預處理和網格化The paper analyzes its performance with the range of the content of gas former, expanding pearlite and water - cement ratio
文中對引氣劑用量、珍珠巖用量及水灰比對材料吸聲性能影響進行了研究與分析。It is found that the day and all - day temperature in nankai district have remarkable linear relationship with ratio of green area, ratio of water area, plot ratio and anthropogenic heat ; night temperature is only related with anthropogenic heat significantly ; and the influence significance of these factors on air temperature of different periods varies
研究發現南開區全天、白天氣溫與區域綠化率、水面比率、建築容積率和人為排熱具有較顯著的線性相關關系，夜晚氣溫僅與人為排熱具有較顯著的線性相關關系；且各影響因素對不同時段氣溫影響的顯著性不同。Under the different freezing - thawing cycle circumstance, three factors of water binder ratio, air content and mineral admixture are analyzed by using the method of orthogonal table. the test results show that the chief influencing factor is the water binder ratio in water freezing - thawing cycle circumstance, and in salt freezing - thawing cycle circumstance is the air content. this could illustrate that entraining air into concrete can improve the frost resistance of concrete effectively in salt freezing - thawing cycle
分析了在純水和3 . 5 % nacl溶液中受凍后，水膠比、含氣量和摻合料對混凝土飽和系數及變化速率的影響規律，試驗結果表明水膠比對混凝土水凍時的飽和系數及變化速率影響顯著，而鹽凍情況下含氣量則是主要影響因素，說明引氣能顯著提高混凝土的抗鹽凍性能。Quantitatively analyses the concrete influences on atomizing humidifying performance of the nozzle aperture, initial temperature and the pressure of spray water and the water - air ratio through a single factor experiment
通過單因素試驗定量分析了噴嘴孔徑、噴水初溫、噴水壓力以及水氣比對霧化加濕的具體影響。On the other hand, through inhibted performances of concrete and mortar, the permeability refutations with different w / c, ages, admixture, and physics chemistry absorb regulation of different viscosity permeable liquid, the liquid - gas method is proved science and accuracy. because adopting with liquid - gas method it case clearer concrete permeability regulation. different concretes relativity is more exact and more efficiency and fixed quantity
另一方面，我們利用混凝土所固有的性質：不同水灰比混凝土、砂漿、抗滲性能規律；不同齡期混凝土的抗滲規律；不同外加劑、摻合料抗滲性能之間相互對比規律；不同黏度滲透液物理化學吸附對測試結果影響的規律；用規律來映證溶液氣壓法的科學性，準確性。Researching and analyzing on the test results of the influence of atmospheric parameters on outer insulation discharge voltage and its various emendation methods, it can be concluded that : with the change of relative air density, its humidity ratio h / ? will also change even though the absolute vapor mass ( absolute humidity h ) of the air is constant. consequently, the influence degree of the humidity on the discharge voltage should change, too
本文通過對以往的大氣參數對外絕緣放電電壓影響的試驗成果及各種校正方法的研究分析認為：隨著相對空氣密度的變化，即使空氣中所含水氣的絕對質量（絕對濕度h ）保持恆定，其比濕h也會變化，必然地，濕度對放電電壓的影響程度也會變化。Later, the paper ascertains how the prominent factors influence the humidifying effect by single factor experiment and got such solutions : when other situations do n ' t change, the nozzle flux will enhance with the increase of the nozzle aperture and spraying pressure. air ' s changing quantity of enthalpy and absolute humid, valid humidified quantity, humidifying efficiency and saturation efficiency will enhance with the increase of the initial water temperature. with the enhance of the praying pressure, the valid humidified quantity and air ' s changing quantity of enthalpy will increase first and decrease later, while the humidifying efficiency will drop
然後通過單因素試驗確定影響顯著的因素如何作用加濕效果，得到：在其他條件不變的情況下，噴嘴流量隨噴嘴孔徑和噴水壓力的升高而增大，空氣焓變量、絕對濕度差、有效加濕量、加濕效率及飽和效率隨噴水初溫的升高而提高，有效加濕量和空氣焓變量隨噴水壓力的升高先增加然後有所下降，而加濕效率隨噴水壓力的升高而下降，焓變量和絕對濕度差隨水氣比的增加而增大。Normally water resources is affected by human activities and climatic change, but it is affected mainly by climatic change in runoff forming regions located in the high and middle mountainous area in the northwestern china. river runoff in the hexi inland arid region all originates from the qilian mt. area and the change of mountainous runoff resulted from global weather warming up and will bring an important effect to the development of society and economy in the hexi region. so the response on mountainous runoff and its changing trends are analyzed on the basis of the measured data of precipitation, air temperature, and discharges observed from some weather and hydrologic stations in the studied area. the results show that seasonal variation of mountainous runoff in the hexi inland region is mainly affected by the river ' s geographical location and supply source, and the yearly change by precipitation and that in the west of the region by air temperature besides precipitation. there are some obviously regional differences in the influences of climatic change on surface runoff in the hexi inland arid region, that is, rivers runoff in the west of the hexi area have been increasing and rivers in the east part have been decreasing, and the rivers runoff in the central part presented slowly increase trend, such as the heihe river, but it is not quite obvious
一般情況下，水資源的變化主要受氣候變化和人類活動的影響，但在位於我國西北內陸乾旱地區的中高山地帶，徑流的形成主要受前者的影響.甘肅省的河西內陸乾旱區是該省重要的工農業生產和經濟開發區，這里各項社會和經濟活動與出山徑流的變化都有著十分密切的關系.因此，筆者根據有關水文氣象臺站的降水、氣溫和徑流觀測資料，分析了以黑河、昌馬河、西營河等主要河流為代表的河西內陸區出山徑流的變化特徵與規律.結果表明，河西內陸區出山口徑流的季節變化主要受地理位置和河流補給來源的影響，而年際變幅則受山區降水量年際變化及變幅的影響十分明顯.目前，梨園河以西河流水量處于上升階段，梨園河以東的河流則處于下降的階段;以黑河幹流鶯落峽水文站年徑流為代表的走廊中部地區的出山口徑流正處於1990年開始的枯水段的上升段.但總體而言，河西內陸乾旱區出山口徑流的變化相對比較穩定.預計今後若干年內，河西內陸乾旱區東段河流出山口徑流的變化以偏枯為主，中段、西段河流出山口徑流的變化以平水或平水偏豐為主Based on advanced technology, this thesis bring forward the optimal scheme and set down general system - drawings and flow charts. using step7 - micro software, we achieve the auto - control aim in drinking water treatment. in practice, the complexity and non - linaerity exit in the system of water treatment, so we apply fuzzy control in water treatment and design a kind of controller which structure can be altered according to the using - rate of ozone and the variety of water quality
實際飲用水處理系統由於存在復雜性、非線性、時變性，本文根據臭氧生物活性炭水處理工藝存在復雜性、非線性、時變性等特點，將模糊控制應用在水處理這一不確定的非線性時變系統，針對不同水溫下臭氧利用率及水質的變化，設計一種基於系統過程狀態的變結構的模糊控制器，以單片機作為主要控制硬體，按查表方式設計軟體，對進水閥門開度進行在線控制，調節臭氧氣體與進水的比例（臭氧流量及濃度不變） ，達到氣水比最優化。Their performances in process of development are characterized by low water production and low water / gas ratio
在開發過程中，其動態特徵表現為產水量小、生產水氣比低。Percentage ration of the actual vapour pressure in the air to the saturation vapour pressure with respect to water at the same temperature and pressure
空氣中的實際水氣壓與在相同溫度和氣壓下的水面飽和水氣壓的百分比。Using digital image processing technique to process the solid - gas - water three - phase flow image and separate dispersed phase from the three - phase flow image, author calculated the bubble number, particle number in instantaneous image, area of bubble image and other parameters, and analyzed the effect of image enhancement, image segmentation, image analysis and other problems existed in bubble image processing
應用數字圖像處理方法對水氣固三相流圖像進行處理，將其中的分散相分別提取出來，計算得出瞬時圖像范圍內的氣泡個數、粒子個數，氣相所佔流動截面比等參數；分析了圖像增強、圖像分割、圖像分析等方法在多相流圖像測量上的作用以及氣泡圖像處理中存在的問題。Abstract : the solvent residual amount of extracted plant oil in anhui province has been supervised by using gas chromatograph for three years, and the results show that the whole desolventizing technique and management level of oils and fats trade in the province are good, but the average residual amount of solvent is going up year by year. therefore, the reason for causing this undesirable target has been analyzed
文摘:用氣相色譜法對安徽省浸出植物油的溶劑殘留量進行了連續3年的監測，結果表明安徽省油脂行業的整體脫溶技術水平和管理水平比較高，但溶劑的平均殘留量逐年上升，分析了造成該項指標不合格的原因。The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower
摘要介紹了氣液液三相精餾塔板傳質性能研究的進展情況，討論了氣速、液氣比等操作條件，表面張力、界面張力、液體的粘度或分散粘度、密度和相對揮發度等物系性質以及油水體積比等多種參數對傳質效率的影響，探討了第二液相的存在對傳質的影響，文中的許多觀點獲和建議對于優化精餾塔的設計具有重要的指導意義。This kind of enterprise, in terms of its specialization, has strong tendency towards the " planning economy ", the competition inside the enterprise is very weak, the capability to withstand the danger is poor, and the level of technology is comparatively low. with the development of the project " western gas exported to the east ", the implementation of the city cleaning energy engineering during the " tenth - five - year plan " of china and the possible change after the entry of wto. the present equipment and technology cannot satisfy the needs of the society, in which the resource of natural gas is increasing fast, and cannot encounter the competition brought by the change of the country ' s policy
城市燃氣企業主要承擔城市燃氣、煤氣、液化石油氣的輸配和供應管理職能，屬于城市公用事業，這類企業由於其行業的特殊性，計劃經濟的色彩比較濃厚，企業核心競爭力不強，抵禦風險的能力比較弱，技術水平比較低，隨著國家"西氣東輸"工程的啟動和"十五"期間城市清潔能源工程的實施以及加入wto后政策面可能發生的變化，燃氣企業現有的裝備技術狀況已無法滿足社會日益增長的對天然氣資源供應的需求，無法對應國家政策變化而帶來的市場競爭，因此，燃氣企業通過技術創新和大規模的項目改造，增強企業競爭力和實力已成其為必然趨勢。And takes the method of passing electricity in wet environment to carry on the reinforcement corrosion acceleration to the reinforced concrete, and uses the linear polarization method to carry on the test to the polarized resistance and corrosion current density of the steel bar flowed through by electricity at different time, analyzing the rule of the change of the reinforcement corrosion parameters, and test the chloride ion diffusion coefficient to evaluate the impermeability of the concrete
本文以不同水灰比、不同含氣量、不同引氣劑的鋼筋混凝土為研究對象，採用濕通電法對鋼筋混凝土進行加速銹蝕，同時採用線性極化法對不同通電時間的極化電阻和腐蝕電流密度進行測試，分析銹蝕參數的變化規律，並通過測定cl -擴散系數來評價其抗滲性。This means the saturation degree of concrete is different. by means of analyzing the l9 ( 34 ) orthogonal table, the air content is the chief factor, the second factor is water binder ratio and the third is mineral admixture in both high water pressure and low water pressure. the water saturation degree of concrete in damaging point ( e6 / e0 = 60 % ) can be found by measuring the dynamic modulus of elasticity after six freezing - thawing cycles
採用l9 （ 34 ）正交表對水膠比、含氣量和摻合料三個因素進行分析，試驗結果表明:在自然情況下，影響混凝土水飽和系數的主要因素是水膠比，而影響混凝土在鹽溶液中飽和系數的主要因素則是含氣量;在水壓力作用下，無論壓力大小，混凝土水飽和系數的影響次序依次為含氣量、水膠比、摻合料。By using the method of orthogonal table, the water binder ratio, air content and mineral admixtures which affect the saturation degree are analyzed in this paper. meanwhile in freezing and thawing cycle circumstance including water environment and 3. 5 % nacl liquor, the saturation degree and the saturation rate are also analyzed. moisture content of the concrete is different by varying water pressure
本文採用正交分析方法，研究了自然飽水和壓力飽水條件下水膠比、含氣量和摻合料三個因素對混凝土飽和系數的影響規律，並研究了混凝土在純水和3 . 5 % nacl溶液中受凍后飽和系數的變化規律。New studies project that the arctic ocean could be mostly open water in summer by 2040 ? several decades earlier than previously expected ? partly as a result of global warming caused by emissions of greenhouse gases
新的研究顯示，到2040年夏天的時候，北冰洋的大部分區域將為廣闊的水域-比之前預計會達到這種情況的時間要早了幾十年-一部分是由於排放氣體溫室效應全球變暖而引起的分享友人