variable damping system造句

a variable damping system is conceived and designed
构思设计了一种可变阻尼系统。
in this paper, another three control systems were also discussed . they are base-isolation system ( bi ), base-isolation & passive variable stiffness system ( bi & pvs ) and base-isolation & passive variable damping system ( bi & pvd ) . these control effectiveness of four control systems are all computed and compared
分析表明，_上述四种不同的控制体系中，基底隔震上部半主动变刚度变阻尼控制体系(bl&avsd)能稳定有效地减少上部结构层间位移，具有较好的减振效果。
It's difficult to find variable damping system in a sentence. 用variable damping system造句挺难的