modulus n. (pl. -li ) 【数、物】模数,模量;系数。 a modulus of elasticity 弹性模量。
bulk n. 1.体积,容积,大小。 2.巨大;庞然大物;大块;大批,大量。 3.货舱;船货;散装货物。 4.〔the bulk〕,大半,大部分,大多数;主体。 5.【物理学】胀量;松密度。 6.〔书面语〕身体;胖人,大块头;〔诗〕巨人,巨兽。 a ship of great bulk 体积庞大的船。 The bulk of it! 这东西真大!The bulk of the debt was paid. 大部分的债都还清了。 He lifted his huge bulk from the chair. 他那庞大的身躯从椅子上站起来。 bulk analysis 【化学】总分析。 bulk cargo 散装货。 break bulk 下货,卸货。 by bulk 估堆,按堆(计算等)。 in bulk 1. 不加包装,散装。 2. 大批,大量 (load in bulk 散装入船,散运。 sell in bulk 原舱出售所装运的货,整批出售)。 vi. 1.显得庞大;看上去重要。 2.增大,膨胀,胀大;堆积起来;形成大块;扩展;(重要性等)增加。 3.(身体)发福。 The problem bulks large in his mind. 这个问题在他心目中显得很重要。 vt. 1.使膨胀;使增大。 2.堆积(鱼等)。 3.用眼力估计,毛估(重量、容量等)。 bulk large [small] in one's eyes [minds] 在某人眼[心目]中显得巨大。 bulk up 1. 胀大。 2. 形成大数目。
The mechanipal model for saturated soils with isolated holes has been discussed in a new more reasonable way and the stress - strain relations and bulk moduli for this kinds of soils have been supposed 为实际工作中选择模式提供了理论依据。 ( 5 )重新分析了孔隙相互孤立型土体力学模型,使该模型的应力-应变关系更加合理。
So it is impossible for enstatite to decompose to oxides between 50 to 140gpa . ( 5 ) the bulk modulus k0s and its first derivative of pressure k0s " were calculated from the experimental hugoniot data , by using eularian limit strain theory 3 )根据本文顽火辉石hugoniot实验数据(结合前人的实验数据l用欧拉有限应变理论计算得到的顽火辉石零压炸弹性模量及其对压力的一阶导数为: k叮一266gpa , k ; ,二4
Considering that no phase transition of enstatite with perovslite structure were found during these static high pressure experiments , the consistence of the bulk modulus also supports that the high pressure phase of perovskite structure of enstatite is stability between 50 - 140gpa 考虑到静高压下的数据是在实验中未发现顽火辉石高压相有相变的情况下得到的。因此,动高压与静高压实验数据的一致性支持了在80 ? 140gpa压力内预火辉石的高压相保持稳定的观点。
The result of md simulation means that : ( 1 ) the microstructure in the amorphous carbon has no obvious change , the slippage which is parallel to the fiber axes in the graphite slices of the pyc interphase was found ; ( 2 ) bulk moduli of every part of interphase diminished , young ' s moduli in all three direction of amorphous carbon diminished , young ' s moduli of the graphite slices in the direction of parallel to the fiber radial decreased , and ones in the direction of parallel to the fiber axes increased 分子动力学模拟结果表明, ( 1 )界面相内部无定形碳部分微结构无明显变化,石墨片层部分沿纤维轴向滑移; ( 2 )界面相模量发生变化,界面相区域各部分的体积弹性模量降低,无定形碳部分及石墨片层部分垂直于纤维轴向的杨氏模量降低,平行于纤维轴向的杨氏模量升高。
2 the modification of unsaturated soil if the degree of saturation is between 90 % and 100 % . the soil is called unsaturated soil . in this article , firstly , the author modifies the bulk modulus of water with equivlent modulus , and then anlayses the dynamic character of unsaturated soil using two - phase media motion differential equations 2 、欠饱和土的修正方法通常把饱和度sr在90 100之间的土称为欠饱和土,本文首先利用等价模量对水的体积模量进行修正,然后利用两相介质的动力微分方程分析欠饱和土的动力特性。
For another thing , we suggest a new model of potential energy and deduce a new isothermal eos and apply it under the condition of high pressure and compare the theoretical results to the experimental data in order to test its applicability and effectiveness . in addition , a new isobaric eos of four parameters is obtained by using the second isothermal bulk modulus and we may test , compare and analysis it by comparing with the experimental data . in the introduction , we briefly review the development history of eos , illustrate its typical applications in many fields and recommend its predominant methods of investigating eos at present 本论文从基本的热力学关系式出发,提出了一个新的势函数模型,推导出了一个新的等温物态方程,并将其应用至高压下的实验数据与理论进行了比较和分析,从而验证了它的有效性与实用性;本论文还在势函数理论的基础上,通过引进等温体积弹性模量的二阶导数,推导出了一个新的四参量的等压物态方程,并对得到的方程进行了验证、比较和分析。
We review the advantage and disadvantage of the earliest discovered superhard material - diamond in the industrial application . since the calculation results of ab initio pseudpotential method by dr . cohen and dr . liu showed that the bulk modulus and hardness are comparable to or higher than diamond , the worldwide experimental and theoretical research activities on superhard materials especial of - c3n4 have been arising 并介绍了自1989年以来, liu和cohen两位教授运用第一原理赝势法计算出? c3n4的弹性模量和结构性能,表明? c3n4具有很大的结合能和大于金刚石的弹性模量及硬度后,在世界各国的研究机构和大学里,掀起了一股对超硬薄膜cnx的研究高潮。
In the second chapter , the conceptions of solids - - - - - - - structure , compressibility , expansivity , specific heat capacity , bulk modulus , and some nonlinear parameters are reviewed and elaborated . the basic theory in the broad sense and polynomial forms of eoss are stated 由于本论文研究的重点对象是固态物质系统的物态方程,所以第二章首先是对固体的有关概念? ?固体的结构、拉伸压缩、热膨胀、热容量、及表征组成固体的大量原子作非谐性振动的一些非线性参量? anderson - gr (
The results demonstrate that the theory predicted values of compression , bulk modulus , linear expansion , and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data . in summary , the error with respect to theory prediction and its causes are pro bably analyzed in detail . the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids 在本文最后一节,为了验证固体在等压过程中anderson grhneisen参量乓与体积膨胀的唯象假设:乓久w兀的有效性,及由此假设而推导出来的等压态方程的广泛应用性,本论文主要针对十六种碱金属卤化物、三种碱性氧化物、三种硅酸盐矿物质的线膨胀八n 、体积热膨胀v vo ( n 、热膨胀系数a ( n 、体积弹性模量肘d等随温度的变化作了理论上的预测,且与相应的实验数据作了比较与分析