1.These two very different men ruled the country for many years. At every change of government one of them, according to the swing of the pendulum, was elected prime minister.
这两个毫无相似之处的人统治了这个国家多年，按照政权交替的规律模式，每次政府改选，总是他们其中一人当选为首相。收藏指正
2.Through the analysis of the relevant theories on double inverted pendulum and the study on swing-up control of a double pendulum from hanging to the upright position, a sophisticated nonlinear system control strategy based on dynamic design variable optimization is presented.
摘要通过对二级倒立摆系统的理论分析，研究二级摆从自然悬垂位置摆到倒立点位置的摆起控制问题，提出了基于动态设计变量优化算法的复杂非线性系统控制策略。收藏指正
3.After 2 weeks of intervention, all the 4 groups were measured by ENG which is induced by vestibular single pendulum stimulation on the quadrupole swing, and TCD testing indexed by the systolic phase velocity (Vs), disatolic phase velocity (Vd) and mean velocity (Vm) of blood flow in the bilateral vertebral artery (VA) and basiar artery (BA).
振法组和西比灵组治疗结束后,各组以四柱秋千进行前庭单摆刺激做眼震电图频率检测,以经颅多谱勒技术检测双侧椎动脉和基底动脉的收缩期血流速度、舒张期血流速度和平均血流速度,以激光多谱勒技术进行左侧前庭血流量检测,以自动血液粘度仪做血液流变学检测,将4组结果进行比较。收藏指正
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