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- Effective elastic module 等效弹性模量
- High elasticity module polyethylene fi. 钢纤维和高强高模聚乙烯纤维。
- The elastic modul of short fibre composite material whose fibre s volume and direction are random distributed is calculated by means of the random medium micromechanics method. 利用随机介质微观力学方法对纤维大小、方向随机分布的短纤维复合材料弹性模量进行了计算。
- A definition of composite effective elastic moduli is presented based on the energy equivalence principle and its basis and premise are pointed out. 基于能量等效原理提出了复合材料有效弹性模量的定义,并指出了该定义的基础及前提条件。
- With the increase of SiC foam aperture, the compressive strength, elastic modul and yield strength of the composites increase, but the ratio of compress decreases. 当筋具有双层结构时, 复合材料的强度最低;
- The effective elastic modulus of ceramsite is solved by measuring the dynamic elastic modulus of ceramsite concrete and its mortar matrix. 陶粒有效弹性模量系通过测定陶粒混凝土和砂浆基体相应的动弹性模量,然后建立两者的关系式,再采用图解法求得。
- The effective elastic constants of T700/QY8911 single ply plate of stitched lamina are calculated by the proposed model, and the comparison with unstitched model is also analyzed. 在此模型的基础上分析了T700/QY8911缝合单层板的有效弹性常数,并与未缝合模型进行了比较。
- The truss model of unit cell is developed based on non-continuum mechanics,and finite element method is utilized to predict the effective elastic modulus of composites. 基于非连续介质力学方法建立桁架结构单胞模型,采用有限元法预估复合材料的有效弹性模量,以材料质量最轻和刚度要求为目标,选用遗传算法优化细观结构参数。
- The basic material of reinforced fiber is the continuous fiber with high strength or high elastic module, which array the bundle at single direction, and soakage to form the Fiber Reinforced Plastics. 碳纤维补强的基本材料是将高强度或高弹性模量的连续碳纤维,单向排列成束,用环氧树脂浸渍形成为碳纤维增强复合材料片材。
- The effective elastic moduli, Eed and Eem, of dry and moist gouge and the initial elastic modulus, Eom, of moist gouge increase with increasing confining pressure, and the initial elastic modulus, E0d, of dry gouge is nearly constant. 干、湿断层泥有效弹性模量E_(ed)和E_(em)以及(潮)湿断层泥的初始模量E_(om)均随围压增加而增加;但干断层泥初始弹性模量E_(od)近似保持常数。 同时;E_(od)
E_(ed)。 - Two meso-mechanical expressions for the constitutive relations and effective elastic moduli of anisotropic media which include distributed inclusions are derived by self-consistent method. 在夹杂理论的基础上,采用用自洽法导出了含分布夹杂的各向异性弹性体的本构关系和有效弹性模量的细观力学表达式。
- In this paper,the effects of the steel fibers of different elastic modules,polypropylene fibers and polyacrylonitrile fibers on the dry shrinkage of concrete are studied. 主要研究了不同弹性模量的钢纤维、聚丙烯纤维和聚丙烯腈纤维混杂对水泥混凝土的干燥收缩性能的影响。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- Lithosphere effective elastic thickness 岩石圈有效弹性厚度
- This paper successfully distinguishes gas reservoirs by combining lower limit value method,equivalent elastic modules difference method and porosity ratio method with other logging methods. 本广利用下限值法、等效弹性模量差比法、孔隙度比值法、孔隙度差值法等与其它测井方法相结合,较好地识别出气层。
- In the short term, the medicine may not be very effective. 从眼前来看,这药可能疗效不是很大。
- Keywords rock properties major principle stress elastic module RQD index; 围岩性质;最大主应力;弹性模量;RQD指标;
- The effective elastic modulus of ceramsite and its predication 陶粒有效弹性模量及其预估
- Research on modeling of effective elastic modulus of concrete 混凝土有效弹性模量计算模型的探讨
- When does the new system become effective? 新制度何时生效?