縫隙流 的英文怎麼說
中文拼音 [féngxìliú]
縫隙流
英文
slit flow- 縫 : 縫名詞1. (接合處) seam 2. (縫隙) crack; crevice; fissure; slit
- 隙 : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 縫隙 : kiss; stitch closure縫隙板牙 [冶金學] split die; 縫隙鏟 [設計] split shovel; 縫隙模頭擠塑 [工業] ...
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The comprehensive effect of partial acidlity of working medium, flowing status of fluid, nocuous material in atmosphere, together with the overlong usage, largely increased the corrosion rate and caused the leakage
結果表明,泄漏的主要原因是焊接缺陷導致焊縫區發生縫隙腐蝕,而工作介質的局部酸性、流體的流動形態、大氣中有害物質、溫差應力等綜合作用,加上使用期過長等加劇了腐蝕,導致該塔泄漏。The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage
系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠結充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙類型主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、晶間孔及晶間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙結構類型以細小孔-微孔隙,微細喉-微喉型為主。The higher water places greater weight on the shoreline but also seeps into crevices of existing rock formations and mountains, experts say
專家說:水位升高將對堤岸產生更大的壓力,但同時也會有水會從已經存在的巖層和山脈的縫隙中流走。Abstract : according to the continuative condition of the tangential fields on the slot aperture which is the inclined narrow - slot on the broadwall of a sectoral waveguide, the moment method is used to calculate the magnetic current coefficient and distribution. then the scattering field, the scattering parameter and the equivalent impedance are obtained. leting only the te11 dominant mode propagates in the waveguide, the scattering parameters and the normalized equivalent series impedance in the x - band are computed. the basis disigned the slot antenna and the slot array is offered
文摘:根據縫隙口面切向場的連續條件,採用解析數值法矩量法,對扇面波導寬壁上窄的斜縫進行了計算,解得了磁流系數及其分佈,並得到散射場、等效散射參量及等效阻抗等重要參數.假定波導中僅有te11主模傳輸,在x波段計算了散射參量和歸一化等效串聯阻抗,給出計算結果,為縫隙天線和縫隙陣列設計提供了依據Based on the motion law of equal - width slit steady flow, the seepage calculation model simulating concrete face slab joints and face slab with dense cracks is studied and established under the extreme condition that slabs are destroyed
摘要基於等寬縫隙穩定流的運動規律,研究建立了混凝土面板極端破壞情況下面板接縫及密集裂縫型面板的滲流計算模型。According to non - newtonian fluid mechanics theory and mathematical method, conbined with plunger moving property, the hypothesize fluid is imcompressive, hydraulic radius of flow of liquid in crevice is very little, and it is laminar flow, the flow is treated fixed continuous flow at every instant position of plunger, equation of motion and boundary condition were set up in condition of concentric and eccentric of pump barrel and plunger
運用非牛頓流體力學理論和數理方法,結合抽油泵柱塞運動特點,假設液體為不可壓縮的,液體在縫隙中流動的水力半徑很小,呈層流流動,柱塞在每一位置的瞬間,流動做定常流處理,建立了泵筒與柱塞同心和偏心兩種情況下運動方程和邊界條件,引入無量綱坐標、無量綱速度和柱塞與泵筒偏心配合時的縫隙高度,並給出縫隙流流速、流量的解析解。A comparison of the flows with different gate - opening rates shows the causes that opening the gate at a higher rate is favorable to the reduction of cavitation, gate vibration as well as the gate load fluctuation. in addition, a study has been made to show the influence of the high - speed jet flow coming downward from the narrow gate gap on the flow condition in the tunnel downstream to the gate
通過分析比較不同閥門開啟速率對流動特性的影響,闡明了快速開啟閥門不僅有利於減少空化空蝕也有利於減小弧門振動和啟門力的脈動,此外,研究了門楣處狹窄縫隙高速射流對門后流態、壓力脈動和弧門受力等方面的影響。In the case of thin slot, taking the effect of wall thickness into account, the coupler is analyzed with the slots replaced by equivalence magnetic current using the equivalence principle. the integral equation system is fonned and calculated by the moment method
對于細長縫隙的情況,考慮了波導壁厚,利用等效原理將縫隙等效為磁流源在主波導和耦合波導中的作用,根據電磁場連續性條件建立積分方程,並用矩量法求解,進而求出耦合器的散射參數。We walked across the bridge and looked through the cracks between the planks at the high - flowing river
我們走過大橋,在嘩嘩流淌的河邊,透過木板的縫隙窺視。The derivation of the leakage flow rate formula of the special annular clearance between the piston and cylinder under condition of variable viscosity in the axial piston pumps was carried out. at same time, considering the questions of the eccentricity and the variable sealing length of piston friction pair, the modified coefficient of the calculation formula of the flow - rate of the leakage was given
在變粘度、柱塞偏心以及變密封長度條件下,對軸向柱塞泵中柱塞與缸孔之間的特殊圓環縫隙的泄漏流量公式進行推導,得到了該計算公式的修正系數; 6The company possesses the advanced floor production assembly line equipment, the imported tools an special grooved and tongued equipment with floor having the high precision size and better tongued - and - grooved joint
公司擁有先進的地板生產流水線設備,使用全進口加工刀具,加工后的地板精度可達百分之一毫米,全面的大卡扣加工設備,使加工后的地板更是絲絲入扣,不留一點縫隙。After the introduction of the innovations and the improvements of foreign hydraulic shock absorbers, the profound cushion mechanics study is done aiming to the shock absorbers chosen for the thesis ; the cushion process of hydraulic shock absorbers can be divided into several stages, which include local pressure loss caused by across sectional area shrinking, sharp edge throttling and aperture throttling
在對國外新型液壓緩沖器的研究基礎上,針對本課題所選液壓緩沖器的結構特點,提出了分階段建立機理數學模型方法。將液壓緩沖器緩沖過程分為:由於流道斷面突然收縮引起的局部壓力損失階段,緩沖柱塞的邊緣和緩沖孔的邊緣形成銳緣節流階段,當緩沖柱塞進入緩沖孔中形成的縫隙節流階段等三過程。Multi - gap - fowler - flap, while deflecting its rudders, simultaneously extends backwards by relatively large scope, which broaden the overall wing - camber and area, so that more additional lift could be attained through improving air - flow boundary layer
多縫富勒襟翼在襟翼舵面偏轉的同時發生較大幅度的後退,增加機翼整體彎度和機翼面積,通過縫隙氣流改善附面層狀況,因而得到加大的升力增量。According to the experiment of influences of fiber structures and the width of edge channel on flow filling, it was found that even a small gap ( l or 2mm ) between the preform and the mold edge could also disrupt the flow pattern, which evidently changed the local permeability of preform. the filling process was simulated using the permeability for different edge width predicted by a. hammami or poiseuille model, which shown good agreement with the experiment results
實驗研究了纖維鋪層結構及流道縫隙的寬度對充模流動的影響,發現在纖維預成型體和模具壁間存在的較小的縫隙也會對邊緣的流動產生干擾,進而影響增強材料主體的滲透;對于不同的縫隙寬度,分別根據a . hammami模型和poiseuille模型預測邊緣等效滲透率,並進行充模過程數值模擬,與實驗結果吻合較好。The feed material is further conveyed by the roller screen rolls and those parts of the feeding materials, which can be screened, pass the gap of the rolls
通過軋輥的運轉,物料被繼續輸送,可篩的部分就通過軋輥間的縫隙流出。生產能力能達到5000t h ,篩分截面介於25 - 300 mm之間。Analyzed the influence of elastic modulus to the valves parameters, the influence coefficients of elastic modulus to the valves parameters is founded
定量分析閥片彈性模量對閥系設計參數的影響,確定閥片厚度和節流縫隙的彈性模量影響系數,利用該系數可對閥系參數進行推算設計。And at the same time, considering the situation of varying oil viscosity and oil - flow inertia, this paper analyzes flowing properties of fluid in bearing clearance, which provide theory reference for more reasonable design and application of hydrostatic bearing in the equilibrium of axial force, and then carries out computer simulation a nd experiment verifying
同時,在考慮油液粘度變化和油流慣性的情況下,分析了支承縫隙中流體的流動特性,並進行計算機模擬和實驗驗證,這為靜壓支承在軸向力平衡中的進一步合理設計和應用提供了理論參考。The expressions of external and internal coupling were derived from the reciprocity theorem by analysing slot voltage distribution in this paper, which invoked magnetic current to slots
縫隙之間的內(外)部互耦是從縫隙的口徑電壓出發、將縫隙等效為磁流源、通過互易原理而獲得。In this part we start form the magnetic field integral equations ( mfie ) and then establish the matrix equations for the unknown magnetic currents on the surface of slot aperture. to solve this problem, piece - wise sinusoidal basis and galerkin ' s method are used
首先,利用理想縫隙假設建立關于縫隙內外口面磁流密度的磁場積分方程,然後採用分段正弦基galerkin方法將積分方程離散為關于展開系數的矩陣方程。Mds capital manages the sino - canada biotechnology development fund scbdf, which pursues canada - taiwan joint ventures and facilitates technology transfer. dr. john raelson, senior director of genetics, and dr. greg feulner, vice - president business development, profiled galileo genomics, a privately owned, population genetics company based in montreal
包括網路語音服務voip視訊串流video streaming ,視訊監控video surveillance ,且透過pda筆記型電腦wi - fi手機wimax用戶終端設備,及其在wimax wlan與3g網路之無縫隙互相轉換。分享友人