behavior n. 1.行为,品行;举止,态度,举动,表现,行动。 2.(生物的)习性;(机器等的)特性,性能,状态;(药品等的)作用,功效。 gallant behavior 英雄行为。 a bad behavior at meals 吃饭的难看相。 aerodynamic behavior 空气动力特性。 on [upon] one's good [best] behavior 1. 善自检点,谨慎,规矩。 2. 在见习中,在试用期间 (The child was on his good behavior. 这孩子很规矩)。 put sb. on his best behavior. 劝告[警告]某人检点一些。 adj. -al 关于行为的 (behavioral science 行为科学〔如社会学、人类学等〕)。 n. -ism 【心理学】行为主义。 n. -ist 【心理学】行为主义心理学家。
linear adj. 1.线的,直线的。 2.长度的。 3.【数学】一次的,线性的。 4.【动、植】线状的;细长的。 5.由线条组成的,以线条为主的,强调线条的。 linear amplification 直线放大。 a linear equation 一次方程式。 a linear leaf 线形叶。 linear arts 线条艺术。
The non - linear behavior of reinforced concrete frames is investigated using the model presented in this study 应用本文的模型对钢筋混凝土框架的非线性能进行了研究。
This imply that it is not a good measurment of event rapidity gaps fluctuations . the ] nsq versus hi q has a quite linear behavior 而s _ q近似等于1 ,说明它并不是一个能很好地表征事件快度间隔起伏的量。
At the end , this paper applies the control and optimization methods based on biological traits in studying the non - linear behaviors , prediction bio - cybernetics of ecosystems 最后,将基于生物特性的控制与优化方法应用到生态系统中,研究生物系统的非线性行为、预测与控制。
Besides , the numerical simulation of rock failure with 5 different kinds of heterogeneities shows that the macroscopic heterogeneities affected the non - linear behavior of rock deformation and macroscopic strength as will as failure mode obviously 结果表明,岩石介质结构的宏观非均匀性不仅对岩样宏观强度和宏观变形非线性行为有显著的影响,而且也显著地影响试样破裂模式。
The important aspect in the analysis of coupled electromagnetic - mechanical problems is the consideration of the coupled interaction between the electromagnetic field and the deformation / force on the contact boundaries , which leads strongly non - linear behaviors 摘要电磁接触耦合作用的力学分析的难点是必须考虑电磁场以及由此引起的电磁力与可移动接触边界间的耦合作用,属于强非线性问题。
The cold - formed square hollow section columns are widely used in various structures such as building structure , trusses , space frames and offshore plates etc . this paper is mainly doing the research on load carrying capacity of the cold - formed square hollow section columns under axial load , the paper includes the following main contents : ( 1 ) an elastic buckling stress for cold - formed square hollow section is presented by finite element analysis , and is compared with the result given by classical elastic buckling theory ; ( 2 ) the elastic - plastic non - linear behavior of the cold - formed square hollow section columns analyzed by ansys is presented ; ( 3 ) by using material model , and geometry nonlinear analysis , the cold - formed effect to stub columns of cold - formed square hollow section is studied ; ( 4 ) by using an material model , the geometry nonlinear analysis , the influence of initial geometrical imperfection to stub columns of cold - formed square hollow section is also analyzed ; ( 5 ) the load carrying capacity of the cold - formed square hollow section columns , which are including the cold - formed effect and influence of initial geometrical imperfection is analyzed by non - linear finite element , and the theoretical analysis results are compared with the results of experimental study and the results calculated by specification gb50018 - 2002 冷弯方管作为轴心压杆广泛用于房屋结构、桁架、网架、塔架以及海洋平台等结构中,本文主要研究轴心受压冷弯方管的承载力性能,内容主要包括以下一些: ( 1 )对冷弯方管的弹性临界应力进行有限元分析,并与经典理论结果进行对比,以验证有限元程序的适应性; ( 2 )阐述冷弯方管采用有限元弹塑性非线性分析理论及应用ansys软件的非线性分析方法; ( 3 )采用弹塑性模型,考虑几何非线性及材料非线性,对不同宽厚比的轴心受压冷弯方管柱的冷弯效应进行有限元非线性分析研究; ( 4 )考虑冷弯效应对屈服应力的影响,对不同宽厚比的轴心受压冷弯方管短柱在不同初始变形下的承载力性能进行有限元非线性研究; ( 5 )考虑冷弯效应、几何初始变形,对不同长细比和不同宽厚比的轴心受压冷弯方管长柱的承载力性能进行有限元非线性研究,并与试验结果以及我国现行规范gb50018 ? 2002计算结果进行对比分析。
The thermodynamic free energy on mixing and the spinodal equation in ternary homopolymer blends were obtained by making plausible approximation based on flory ' s equation of state theory . because of the non - linear behavior of the spinodal equation , a numerical solution approach was used and succeeded in solving the problem . spinodal of polystyrene ( ps ) / poly ( vinyl methyl ether ) ( pvme ) / poly ( 2 , 6 - dimethyl - 1 , 4 - phenylene oxide ) ( ppe ) were simulated over a wide temperature range and the calculated result was coincidence with that of the literature 将上述方法用于已知状态方程参数的二元均聚共混体系聚苯乙烯( ps ) /聚甲基乙烯基醚( pvme ) ,三元均聚共混体系聚苯乙烯( ps ) /聚甲基乙烯基醚( pvme ) /聚2 , 6 -二甲基1 , 4 -苯撑氧( ppe ) ,得到一系列不同温度下的spinodal相图,预测结果与文献报道吻合,在此基础上进一步研究了聚合物的分子量对体系相行为的影响。
Three circumstances on the geometric non - linear analysis are considered : the sag phenomenon of cables the nonlinear behavior of bending members and the geometry change due to large displacement . the non - linear behavior of cables is verified by introduced the ernst cable modulus of elasticity and cr formation is applied to analyze the non - linear of beams . an incremental - iterative method based on the newton - raphson method is adopted here to solve the non - behavior equations 几何非线性分析主要考虑三个方面:索的垂度效应、梁柱效应和结构大位移,其中:索的非线性分析采用ernst弹性模量对索材料的弹性模量进行修正,计及索的垂度效应的方法;梁单元的非线性分析采用cr列式法,计算中采用基于newton - raphson法的增量迭代方法求解非线性方程组。
Pre - stress and non - linear behavior of the suspension system in a classic modal analysis in laboratory more modes will be identified , some modes which are less important in the operational conditions . hence , the need arises to identify a modal model of a automobile in driving condition . in this case , only response data are measurable while the actual loading condition is unknown 这种方法费时费力,成本很高,而且由于悬架系统的预应力和非线性等因素使汽车的实际工作情况与实验室的控制状况存在较大的差异,识别精度也存在一系列问题,因此有必要进行工作环境下的模态识别研究,即在激励信号未知情况下利用响应信号来识别模态参数。