The higher the relative molecular mass of polymer was, the better the shear stability of polymer.
交联聚合物的相对分子质量越大,抗剪切稳定性越好。
The tester of shear stability of polymercontaining fluids using a diesel injector nozzle was developed.
介绍了一种自行研发的国产含聚合物油品柴油喷嘴剪切安定性测定仪。
Should have the high resistance to emulsion and the good shear stability, favors with the extension working life.
应具有较高的抗乳化性和良好的剪切稳定性,以利于与延长工作寿命。
The shear stability of the poly-urea grease is improved. The application of several aviation polyurea greases is also introduced.
介绍了改进聚脲润滑脂剪切安定性的研究和几种聚脲航空润滑脂的应用情况。
Addition of small amount of crosslinking agent 1, 5-hexadiene could increase shear stability and relative molecular mass of polymer.
加入少量1,5 -己二烯能提高交联聚合物的抗剪切能力,同时也能提高交联聚合物的相对分子质量。
The effects of PLMA′s relative molecular mass, content, temperature and flow state on the drag reduction effectiveness and the shear stability were discussed.
考察了其粘均相对分子质量、质量分数、温度及流态对减阻效率、抗剪切稳定性的影响;
The said grease possesses high dropping point and good colloidal and shear stability as well as good anti corrosion, water resistance and anti wear properties.
制备的复合锂-钙基脂具有高滴点和良好的胶体安定性、剪切安定性,良好的抗水性、防腐性和润滑性。
Their characteristics include an extremely low coefficient of friction, high resistance to pressure, very high shear stability and excellent protection against corrosion.
它们的特点包括一个非常低的摩擦系数,高的耐压力,非常高的剪切稳定性和优良的防腐蚀保护。
Drag reducing agent through molecular associations have high shear stability in turbulent flow was studied and found its shear stability in turbulent flow has been improved greatly.
初步研究了抗剪切降解型分子缔合减阻剂,通过分子缔合减阻剂多次的减阻测试,发现缔合减阻剂在抗剪切降解性方面有较大提高。
In this paper, properties of automobile gear oil used different viscosity improvers, such as viscosity, brookfield viscosity, low temperature fluidity, shear stability, etc. are studied.
本文就粘指剂在车辆齿轮油中的应用进行了考察,结果显示不同粘指剂在应用过程中对油品的低温性能、增粘效果、剪切安定性等形成不同的影响。
There are controversial ideas how vascular wall shear stress take an effect on plaque in carotid artery and its stability.
血流壁切应力对颈动脉斑块及其稳定性有何影响,尚存在不同的看法,需要进一步的研究。
Shear strength value of rock mass of slope is one of the important geological factors affecting stability of slope.
边坡岩体抗剪强度参数是影响边坡稳定性的主要地质因素之一。
Stability of the system(rock specimen in uniaxial compression)composed of inclined shear band and elastic rock outside the band was analyzed in terms of energy principle.
利用能量原理对倾斜的剪切带-带外弹性岩石构成的系统的稳定性进行了研究。
An element tangent stiffness equation was derived based on the secant stiffness equation of stability function elements with shear deformation effects considered.
以考虑剪切变形影响的稳定函数单元的割线刚度方程为基础,导出了单元切线刚度方程。
Stability problem, accelerate to increase shear strength of the foundation soil, raise the bearing capacity and stability.
稳定问题,加速地基土的抗剪强度的增长,从而提高地基的承载力和稳定性。
The foam stability of draft beer was decreased by lowering temperature quickly and the mechanical shear power which yeast cell could be damaged.
降温速度过快、离心泵及薄板换热器的机械剪切力会破坏酵母细胞,降低纯生啤酒泡沫稳定性。
This paper discusses the stability of internal inertial gravity wave in the heterogeneous stratified atmosphere when basic flow appears to be weak vertical shear by the WKB method.
本文应用WKB方法研究了在弱非均匀层结大气中,当基本气流具有弱垂直切变时,重力惯性内波的稳定性问题。
The epoxy resin toughened by the above copolymer has excellent storage stability and, after cured by heating or at room temperature, it has higher shear strength and T-peeling strength.
采用此方法增韧的环氧树脂,贮存稳定性好,在加热及室温条件下固化,均能获得较高的剪切强度和T -剥离强度。
The result indicated that weak gel system had fairly good saline and thermal stability and anti-shear property.
结果表明,弱凝胶体系具有较好的盐热稳定性和抗剪切性。
The paper brings the conception of seepage force and use finite element method to analyze rock slope stability under rainfall, based on unsaturated earth drained shear strength theory.
本文以非饱和土抗剪强度理论为基础,引入了渗透力的概念,利用有限单元法进行了降雨条件下岩质边坡稳定性的分析。
In this paper, stability safety factors of the rockfill dam slope are compared by finite element method and limiting equilibrium method by the use of linear and nonlinear shear strength.
本文对采用线性与非线性抗剪强度的有限元法和极限平衡法分析堆石坝坝坡稳定性进行了比较。
Deducing the calculation method of shear strength of unsaturated soil, the applied equation is searched, from which the formula of safety factor of embankment's stability is derived.
分析了非饱和土体抗剪强度参数的计算方法,得出非饱和土抗剪强度公式的实用形式,并推导了抗滑稳定安全系数的计算公式。
So the elastic - plasticity model is more compatible to slope stability analysis by FEM with shear strength reduction.
因此,弹塑性模型更适合于强度折减有限元法分析土坡稳定性。
So the shear strength reduction method is reasonable for stability analysis of the slopes.
因此,强度折减法可以应用于土坡的稳定分析。
An elastoplastic shear strength reduction FEM is used to analyze the stability of excavation slope.
用强度折减有限元方法对开挖边坡的稳定性进行了较为全面的研究。
Based on MHD ballooning mode stability theory, marginal stability regions of the plasma ballooning mode in negative magnetic shear configuration are calculated in this paper.
根据MHD气球模稳定性理论,计算了负磁剪切位形中等离子体气球边缘稳定性区域。
The shear stress at the liquid-gas interface plays an important role on characteristics of the hydrodynamics, flow stability and heat transfer of liquid film.
气液界面存在同向或反向切应力时,在一定程度上影响到液膜的水动力学特性和流动稳定性,并改变其热质传递特性。
The shear stress at the liquid-gas interface plays an important role on characteristics of the hydrodynamics, flow stability and heat transfer of liquid film.
气液界面存在同向或反向切应力时,在一定程度上影响到液膜的水动力学特性和流动稳定性,并改变其热质传递特性。
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