in layers

• Position elements exactly in relative or absolute position , or in layers
  元素精确定位有相对、绝对位置定位以及多层定位等。
• An integral equation approach and parametric analysis for single pile in layered soil
  层状地基中单桩性状的积分方程解法及其参数
• Study on vertical vibration of viscoelastic pile with variable sections in layered soils
  双层地基中瑞利波引起的桩土竖向共同作用
• Application of cleavage injecting in layers for soft ground strengthening of a parking apron
  分层劈裂注浆在加固机坪软基中的应用
• Scattering of shear horizontal waves in layered composites with weakly bonded interfaces
  含弱界面的复合材料层合板对水平剪切波的散射
• ( 5 ) the vertical change of soil water in the profile was obviously different in layers
  ( 5 )土壤剖面水分的垂直变化具有明显的层次。
• The study of material and reflection coefficient of electromagnetic waves in layered medium
  分层介质中电磁波传播的材料及反射系数的研究
• Analytical solutions for lateral vibration of pile in layered soils considering shear deformation
  成层土中粘弹性桩纵向振动分析及工程应用
• Compositions and choreographies of services exposed in layer 3 are defined in this layer
  第三层中公开的服务的合成和编排在这一层中被定义。
• Vibration of inhomogeneous viscous - elastic pile embedded in layered soils with general voigt model
  端承桩与土纵向耦合振动时桩顶响应解析研究