流體比 的英文怎麼說
中文拼音 [liútǐbǐ]
流體比
英文
flowing fluid ratio-
The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication
詳細論述了導軌副的設計過程,運用數學上的拉格朗日條件極值求解法,建立最優化數學模型,求出環矩形負壓吸附導軌的結構參數的比例情況,並運用流體力學和氣體潤滑理論確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結論。And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。Steady-state heat flow is comparable to the flow of an incompressible fluid.
穩態熱流和不可壓縮流體的流動可相比擬。This thesis first studies the hydrokinetics, heat transfer characteristics, combustion and dynamics of cfbb. three types of single fuzzy controllers and a kind of synthetically fuzzy controller are designed, through the analysis of the control system of a certain plant
本文通過對循環流化床的流體動力學特性、傳熱學特性、燃燒特性和動態特性等方面的研究,設計了三種單模糊控制器和一種綜合模糊控制器,分析了某一電廠實際控制系統,並對方案進行了比較。Standard specification for astm hydrometers
Astm流體比重計的標準規范Hydrometric determinations - vocabulary and symbols
流體比重測定.詞匯和符號Comparison of non - protected fluid room temperature phosphorescence and micellar - stabilized room temperature phosphorescence properties of indole - 3 - butyric acid
丁酸無保護流體室溫?光和膠束增穩室溫?光性質的比較The velocity of the fluid is inversely proportional to the spacing of the steamlines.
流體的流速與流線的間距成反比。A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。The southern hainan mafic dykes are strongly enriched in lile with high nb / ta ratios, indicating a magma source reconstructed by silicic - melt through partial melting of ancient subducted slides. however, the northern hainan mafic dykes with chondritic nb / ta ratio should be derived from the fiuid - metasomatized mantle related to ancient subduction zone
瓊南基性巖脈強烈富k _ 2o等lile和具有較高nb ta比值,其地幔源區應受到了古俯沖板片部分熔融形成的硅質熔體的改造;而瓊中基性巖脈的nb ta比值接近於球粒隕石和morb值,應為古俯沖帶含水流體交代的地幔源區的產物。Physicists have proposed a number of black hole analogues besides the transsonic fluid flow
除了超音速流體以外,物理學家還提出了好幾個黑洞的類比模型。Study of chemical constituents of the essential oil from zingiber officinale rosc. by supercritical fluid extraction and steam distillation
2流體萃取法與水蒸氣蒸餾法提取乾薑片揮發油化學成分的比較Complete air piston pump contains pneumatic motor and piston pump, the ratio of piston area of pneumatic motor and plunger ' s sectional area of piston pump is transforming times of pump pressure ; the higher times, the more pressure can deliver higher viscosity fluid, and achieve the delivery aim
完整的氣動柱塞泵包含有氣動馬達與柱塞泵兩部分,氣動馬達中的活塞面積與柱塞泵活塞的截面積比值,就是泵壓力轉換的倍數;愈高的倍數就能以愈大的壓力輸送愈高黏度的流體,達到輸送的目標。Aerospace ; reinforcement fibres ; determination of density of filament yarns ; hydrostatic weighing method
航空航天.增強纖維.復絲紗密度的測定.流體比重秤量法Measurement of the density of milk using a hydrometer - methods
用流體比重計測定奶的密度.第2部分:方法Hydrometric determination - liquid flow in open channels and partly filled pipes - guidelines for the application of doppler - based flow measurements
流體比重測定.明渠和部分填充管里的液體流.基於多普勒的流量計的應用導則Measurement of the density of milk using a hydrometer - percentage of total solids and non - fatty solids in milk corresponding to given fat content and observed density fat content range 2 - 6 per cent with fat in the liquid state
用流體比重計測定奶的密度.奶中總固體和非脂肪固體對應2 - 6 %脂肪含量范圍內給定脂肪含量和觀測密度Specification for density hydrometers
流體比重計規范Test method for dispersive characteristics of clay soil by double hydrometer
用雙倍流體比重計測定粘土的分散特性的試驗方法Measurement of the density of milk using a hydrometer - specification for hydrometers for use in milk
用流體比重計測定奶的密度.第1部分:奶用流體比重計規范分享友人