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。
The nonlinear dynamical equations of inclined support spring system were obtained under the excitation of rectangular pulse.
大卫·戴蒙斯奇试图用新型的弹簧支承椅来解决这个问题。
David Dymesich wanted to solve that problem with a new kind of spring-loaded chair.
介绍一种由弹簧支承液槽构成的自动保持液面高度的装置。
The paper introduced an automatic level holding device composed of a liquid tank supported by a spring.
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