The most commonly used lateral force resisting system (LFRS) for rectangular all-wood or low-rise masonry and wood buildings is the shear wall mechanism combined with horizontal diaphragms.
矩形全木房屋或低层砖石木建筑物最常用的侧向力抵抗系统（ LFRS ）是剪力墙机制，并结合横隔使用。
2
The nonlinear dynamical equations of inclined support spring system were obtained under the excitation of rectangular pulse.
以斜支承弹簧系统为研究对象，建立了矩形脉冲激励下系统非线性动力学方程。
3
The elevator USES is the rectangular section rail, can make the engineering staff directly to the working layer, simplifies the project additional complex system and mechanical system.