粘性不穩定性 的英文怎麼說
中文拼音 [niánxìngbùwěndìngxìng]
粘性不穩定性
英文
viscous instability- 粘 : 粘動詞(粘附) glue; stick; paste; adhere to; bond
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 不 : 名詞[書面語] (剁物所用的木墩) a block of wood
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno
研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。The small packing adhesive, which is a modified product from ethylene - vinyl acetate copolymerized emulsion, has high solid content, low viscosity, and good adhesive strength. the product is up to the standard of foodstuff hygiene and suitable for the small package of the cigarette packing production line with stable adhesive application and the making speed up to 400 packs per minute. type i is for white card paper, while type ii is for golden card paper
小盒包裝膠系乙烯-醋酸乙烯共聚乳液改性產品,具有高固含低粘度粘接力強等特點,產品符合食品衛生標準,適用於卷煙卷包生產線的小盒包裝,施膠穩定,無開包等不良現象,車速可達400包分,型為白卡紙專用膠,型為金卡紙專用膠,具有極佳的初粘力和持粘力,對非極性材料的光滑表面有獨特的優良粘接性能,對各種難粘材料均可適用。The unstability for steam content in the sealed devices is described, it mainly results from water vapor decomposed by bonding material of conductive adhesive under high temperature
摘要簡述了集成電路陶瓷封裝內部水汽含量的不穩定性,主要是由粘接材料導電膠在高溫下分解釋放出的水汽所造成的。As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil
歸納起來,具體的研究和所獲得的一些重要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載力和穩定性等方面進行深入分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,不僅提高了內聚力,而且也提高內摩擦角;並在此前提下首次導出拉力破壞和粘著破壞兩種情形下的承載力公式,然後進行了穩定性分析。The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived
具體成果包括: 1 、證實了雙懸臂梁試件用於非線性粘彈性裂紋擴展實驗研究的優點:雙懸臂梁試件在實驗中能觀測到的擴展過程持續時間比較長,在計算j積分時,計算方法簡單; 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實驗的兩種有效的試件構形和相應的試件尺寸;採用不斷改善夾具的方法使得加載穩定; 3 、經過連續四個多月的時間得到了一組有用的實驗數據; 4 、得到了裂紋長度與時間的關系、裂紋擴展速度與時間的關系、裂紋擴展速度與裂紋長度的關系。Stable properties, no toxic, involatile, high f. p. and fire point, no freeze in low temp., high viscosity and fine adhere capacity
二聚酸具有性能穩定,無毒不揮發閃點燃點高低溫不凍的特性,有較高的粘度和良好的粘附能力。Shear stability ability of a lubricant such a grease or vi improved oil to withstand mechanical shearing without being degraded in conslstency or viscosity
剪切穩定性潤滑產品(如潤滑脂或高粘度指數油品)抵抗機械攪拌而不發生稠度或粘度降低的能力。Shear stability ability of a lubricant such as a grease or vi improved oil to withstand mechanical shearing without being degraded in consistency or viscosity
剪切穩定性潤滑產品(如潤滑脂或高粘度指數油品)抵抗機械攪拌而不發生稠度或粘度降低的能力。The suitable steaming and support treatment on zeolite beta can obviously increase the hydration activity of catalysts, and the introduction of sillica enhances the steaming stability of zeolite beta
對沸石進行水熱處理和不同粘合劑改性,能提高其丙烯水合反應活性;氧化硅的引入能明顯提高催化劑的活性和水熱穩定性( 2 ) in the thesis, some other important factors on the stability of subway foundation during earthquake are studied, for example, the intension of earthquake, the unit weight of the subway tunnel, the depth of the subway tunnel, the content of clay in sandy soil, and inputing different earthquake waves
( 2 )研究了對地鐵隧道地基的抗震穩定性有著重要影響的一些其它因素,例如,地震動強度、地鐵隧道的平均容重、地鐵隧道的埋深、砂性土中粘性土的含量以及不同的實測地震波等。Secondly, in view of the limitation and shortage of traditional simulation of finite element approaches for bolt, a new composite grouted bolt element including nonlinear contacting relation will be built based on the above study of the mechanics mechanism of fully grouted bolt. then, an elastic - plastic finite element program will be developed for the analyses of tunnel stability, in which the composite grouted bolt element and nonlinear finite element analysis method will be used ; the patterns and the affect of main design parameters on the support effect of bolt will be analysed using the program, and conclusions of guidance importance for tunnel support design will be drawn. finally, simulation compution for the excavation and support of a highway tunnel will be made out using the above production, and the method of application of the program will be discussed ; analysis of the deformation, stress and distribution of plastic range will be done, and rational support plan will be worked out, which is of guidance importance for tunnel support design and the thery and technique of fully grouted bolt used in tunneling will be perfected further
首先,本文在綜合分析隧道穩定性影響因素及失穩破壞模式的基礎上,對全長粘結式砂漿錨桿作用力學機理進行了深入研究,為全長粘結式砂漿錨桿的有限元模擬分析奠定了基礎;其次,針對傳統錨桿有限元模擬方法的局限性與不足,在上述全長粘結式砂漿錨桿作用力學機理研究基礎上,建立出能反映界面非線性粘結的新型復合砂漿錨桿有限單元模型;然後,運用上述復合砂漿錨桿單元模型,引進非線性有限元分析手段,開發了隧道支護穩定性分析的有限元程序,並就全長粘結式砂漿錨桿的型式與設計參數對支護效果的影響進行了深入探討,得到了對隧道支護設計具有指導意義的結論;最後,運用本文研究成果對某公路隧道工程實例進行了開挖與支護的模擬計算,探討了其應用方法,並就隧道變形與應力及塑性區分佈規律進行了分析,從而提出了合理的支護方案,為隧道支護設計提供了參考依據,完善了隧道全長粘結式砂漿錨桿支護的理論與方法。Alumina - magensia - carbon unburned bricks are new energy - stving refractory materials, which possess the advan - tages of carbon materials and magnesia - aluminum materials, having such good features as strong slag - resistane, scouring - resistance good heat - stabilitaation and non slay - stained
鋁鎂碳不燒含碳襯磚和鎂鋁襯磚有較大的優點:具有抗渣性強、抗沖刷、熱震穩定性好、不粘渣等優良特點,是一種新型耐火材料。The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film
研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性,基於可用三個函數表示動態油膜的非穩態非線性油膜力模型,將轉速比、不平衡量、阻尼比、粘度作為控制參數,利用floquet乘子預測周期解的局部穩定性,發現倍周期分叉是由一定量的不平衡引起的,而hopf分叉是由油膜失穩造成的。Pu checkered plate provides resistance to abrasion, oil, acid, alkaline, cold and moisture, stable temperature - resisting property, firm bonding of steel nails, rational product layout, aesthetic and elegant appearance and stable anti - skid property
聚氨酯防滑板耐磨、耐油、耐酸、耐堿、耐寒、不吸濕、抗溫性能穩定,鋼釘粘接牢固,產品布局設計合理,外型美觀大方。The results showed that the oil sludge is a kind of viscous black mixture of about 40 % aluminum powder, 60 % rolling lubricant and its oxidate, and the aluminum soap in the surface of aluminum powder plays an important role in accelerating aggregation of aluminum powder, and the oxidation of rolling lubricant is not a negligent factor of producing oil sludge
結果表明,油泥主要由約40 %的鋁屑、 60 %的軋制油及其氧化物組成的粘稠狀黑色混合物;鋁屑表面脂肪酸鋁鹽在促使鋁屑聚集成油泥過程中起著重要作用,軋制油氧化也是生成油泥的一個不可忽視的因素;油泥的生成與軋制油的性能密切相關,軋制油的潤滑性能差、承載能力低、酸值高、抗氧化穩定性能低均可促使油泥的生成。Then to provide insight into the development of instabilities on the surface of the armature, a viscoplastic constitutive model is formulated in a user defined material subroutine to model the microvoid ' s growth
為解釋電樞表面不穩定性的形成,結合gurson - tvergaard - needleman屈服模型和johnson - cook強度模型,通過用戶材料子程序,實現了微孔洞增長的粘塑性本構關系。Reiable operation, no coal adhering and blockage. good adaptability to various coal powder
性能穩定可靠,不結粘、不堵粉,對煤粉適應性強。An analytical model is developed for the dynamic stability analysis of helicopter rotor / fuselage coupled systems with general connections or inter - blade connections for the nonlinear elastomeric lag dampers
摘要建立了粘彈減擺器不同連接形式時的旋翼機體耦合動穩定性分析模型。The other occurs in lower location near to wall, which is interpreted as viscous instability and has growth rate similar to primary disturbance
該模態的增長率比基頻及其諧波要大的多。另一個模態位於附面層的近壁處,屬于粘性不穩定。The indication of other starch pasting characters are different with different sowing conditions among different varieties, that is the characters of the to varieties of wheat with high intensity gluten are the same, there exist differences between weak and high gluten varieties and the characters of two middle and weak ones are unstable
結果表明,沿淮地區小麥基因型和播期對小麥澱粉糊化特性均有一定影響, 6個不同基因型品種的峰值粘度變化基本一致,都隨播期的推遲明顯有增大的趨勢,其他澱粉糊化特性指標在不同播期條件下不同品種存在一定差異;在澱粉糊化特性上兩個強筋小麥品種各項指標比較一致,弱筋小麥品種與強筋品種有明顯差異, 2個中筋、弱筋小麥品種表現不穩定。分享友人