That is the system adopting slipping-foot without base beam decrease the earthquake shear effectively, and its whole behavior is even.

即无梁滑动支座结构体系有效地减少了底部总剪力，并且整体力学性能均匀。

youdao

According to the users, our company can design and manufacture of various base, the base beam around the rotary table with regulatory agencies, rotary can be fine-tuning and positioning.

公司根据用户要求可设计制造各种底座，底座转盘梁四周配有调节机构，可对转盘进行微调和定位。

youdao

In this paper, the initial-boundary value problem of a kind of nonlinear fourth-order wave equations with damping and source terms is studied on the base of Beam equation.

本文在梁方程的基础上研究了一类具有非线性阻尼项和力源项的四阶波动方程的初边值问题。

youdao

Instead, Cooper argued that mobile networks should be using access point base stations, or femtocells: broadband-connected local cell stations that beam cell signals over focused areas inside of buildings.

FORBES: Wireless