cover mass meaning in Chinese

覆盖体
盖层体
掩覆岩体

The thesis also involves some detailed techniques come across in the numerical simulation process of elastic dynamic fem analysis , and remarks the theoretical foundation and applications to them , which covers mass scaling , hourglass deformation mode and dimensional compatibility
本文还对弹性动力学有限元数值计算过程中遇到的若干技术细节进行了深入分析与探讨。这包括质量缩放技术对时间步长的影响、单位制对计算速度的影响以及单元刚度单点数值积分的沙漏模态控制技术等。
The urban design guidelines in the new chapter cover massing and intensity in urban fringe areas and rural areas , development height profile , waterfront sites , public realm , streetscape , heritage , breezeways and view corridors , stilted structures and specific major land uses
第十一章所载的城市设计指引涵盖的范畴包括：市区边缘地区和乡郊地区的结集程度和密度、发展建筑高度轮廓、海旁用地、公共空间、街景、文化遗产、通风廊和观景廊、建筑物的外露支柱，以及特定的主要土地用途。