HOW dramatically the pendulum of fear has swung in the past year-from worries about the fragile recovery, to panic about the level of the national debt, and back to anxiety about growth again.
过去一年，人们的恐惧犹如一只钟摆摇摆不定，极其引人注目。他们一会担心经济恢复过于脆弱，一会惊忧国债水平，然后又继续为经济增长而焦虑。
Based on the theory of horizontal pendulum, the theoretical function model of magnetic error of self adjusting level is deriveted, and observation equation in geomagnetic field is set up.
利用物理摆原理导出了自动安平水准仪磁致误差的理论函数模型，建立了地磁场中的观测方程。
In this paper a new arm-driven inverted pendulum is presented, and a 4-input 1-output 3-layer BP neural network is designed to approach the first-level arm-driven inverted pendulum controller.
本文针对一种新型的倒立摆系统，设计了一个四输入单输出三层BP网络，并对一级旋转倒立摆控制器进行逼近。
In this paper a new arm-driven inverted pendulum is presented, and a 4-input 1-output 3-layer BP neural network is designed to approach the first-level arm-driven inverted pendulum controller.
本文针对一种新型的倒立摆系统，设计了一个四输入单输出三层BP网络，并对一级旋转倒立摆控制器进行逼近。
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