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。
2
Love your little pulse feeling is that the spring eye to white teeth, sweet my fantasy, implicitly stand in vivid emotion that side under the banner fluttering in the breeze.
感觉你的点点脉情，就是春的明眸皓齿，芬芳我的幻想，含蓄地站立在那面情感的鲜艳旗帜下，猎猎飘扬。
3
FPGA is used to modulate springpulse signal so as to improve the capability and stability of the DC timing system.