spherical cavity meaning in English
球形腔
球形谐振腔
Examples
- Calculate of the true emissivity of the spherical cavity
球形开口空腔“实际”发射率的计算 - Elastoplastic solution of spherical cavity expansion considering disturbed saturated soft clay
扰动对饱和软粘土中球形孔扩张问题的影响 - The process of penetration is regarded as expansion of cylindrical cavity in infinite soil mass . combining with the knowledge of elastic mechanics and plastic mechanics , we may make analysis for soil around pile . and we may deduce the cylindrical cavity pressure , radius of plastic zone , radical displacement in elastic zone , and excess pore water pressure in soil around pile and spherical cavity pressure at the end of pile
本文阐述了桩土共同作用理论原理，对坑式静压桩的桩周土体作弹塑性分析，把压桩过程中桩周土体的本构关系看作是水平面的平面应变小孔扩张问题，利用小孔扩张原理，结合弹性力学以及塑性力学的知识，对压桩后土体的性状进行分析，得出桩对土的挤扩作用力、桩周土体塑性半径、弹性区的位移，以及桩端球形孔扩张的扩张力。 - Elastic - plastic analysis for soil around anchor jacked pile in this paper , the course of penetration is regarded as expansion of cylindrical cavity in infinite soil mass . combining with the knowledge of elastic mechanics and plastic mechanics , we can make analysis for soil around pile . finally , we can educe the cylindrical cavity pressure , radius of plastic zone , radical displacement in elastic zone , excess pore water pressure in soil around pile and spherical cavity pressure at the end of pile
锚杆静压桩桩周土体的弹塑性分析该部分是文章的主要工作所在，本文把压桩过程桩周土体的本构关系看作是水平面的平面应变小孔扩张问题，利用小孔扩张原理，结合弹性力学以及塑性力学的知识，对压桩后土体的性状作出分析，得出桩对土的挤扩作用力、桩周土体塑性半径、弹性区的位移，压桩完成瞬时桩周土体弹性区和塑性区的超孔隙水压力以及桩端球形孔扩张的扩张力。 - Firstly on the basis of twin shear unified strength theory and spherical cavity expand theory it is established the expression about target defense force , given the equations of rod projectile penetrate and impact velocities on ceramic / composite target under the same pressure and verified through the experiment . secondly the analysis model of ceramic / grfp / steel composite multi - layer target penetrate depth employing above differential equation of target defense force , penetrate velocity and rod velocity . there are two team of experiments which testify separately the penetrate depth and effect with different length - to - diameter
首先，基于双剪统一强度理论和球型空穴膨胀理论建立了靶板抗力表达式，并通过压力相等条件给出了杆式弹侵彻陶瓷复合靶板的侵彻速度与撞击速度的表达式，最后用试验进行了验证；其次，利用上面的靶板抗力表达式、侵彻速度、弹杆速度的微分方程，建立了陶瓷/玻璃钢/钢板复合多层靶板侵彻深度分析模型，分两组试验对侵彻深度、不同长径比的侵彻效果进行了验证;最后，建立了杆式弹垂直侵彻陶瓷多层复合靶板的工程模型，给出了预测靶板抗弹性的k 。