测量QRS波起始点到主动脉瓣血流频谱起始点的时间(Q-Ao)和QRS波起始点到肺动脉瓣血流频谱起始点的时间(Q-Pulm)，计算二者的差值作为评价左、右室之间同步性的参数。
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The power divider for ensuring two AO Q-switch synchronization and effective power driving is designed.
采用功率分配器保证两声光q开关的同步和有效功率驱动。
In this doubly Q-switched laser, the AO Q-switch is used to control the pulse repetition rate and allow the laser medium to store energy to ensure that the population inversion is fully saturated.
在双调q激光器中，声光器件用于控制脉冲的重复频率，同时允许激光晶体储存能量以保证反转粒子数被完全吸收。
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