查询词典 seconds pendulum

Simple pendulum simulation program, you can customize the angle, pendulum length, acceleration due to gravity.

详细说明：单摆模拟程序，可以自定义角度，摆长，重力加速度。

Through the discussion of the amplitude curves of continue oscillation of simple pendulum ,the idea of the compound pendulum stability of ships is presented.

通过船舶横摇运动微分方程的解，引入虚静倾角概念；讨论连续单摆运动的摆幅曲线，提出船舶的多摆稳性问题。

Now, Abroad, the biggest specifications of letter pendulum jaw type crusher of production is 2100 mm×3000mm and the jaw type crusher of compound pendulum is 1500 mm×2000mm.

目前。国外生产的简摆颚式破碎机的最大规格是2100mm×3000mm，复摆颚式破碎机的最大规格是1500mm×2000mm

With the map for example, we can obtained following conclusions: the cam turning speed has the most direct influence to the dynamics of valve rain; the cam profilers has also a very important influence, the cam profiler as the kind of compound pendulum dose not suit to high speed engine's valve train and the polydyne cam's characteristics is very different from compound pendulum cam's.

论文还首次利用多质量模型的特点对气门落座速度、气门落座冲击力及落座反跳等气门落座特性参数随凸轮轴转速和结构参数的变化规律进行了研究，考察了不同凸轮型线对上述特性参数的影响。对气门落座特性参数进行这样详细和全面的研究，是本论文的开创性工作之一，在其他的文献中尚未见相同报导。

Established the mathematical optimization model of the main parameters of the jaw crusher with a compound pendulum for the goat of the minimum stroke ratio, optimally design the jaw crusher with a compound pendulum .

建立起复摆鄂式破碎机工作机构主要参数的优化数学模型，以最小行程特性值为目标，采用复合形法对复摆鄂式破碎机进行了优化设

Physical pendulum ; period ; reconcilable pendulum ; radius of gyration ; acceleration of gravity

物理摆；周期；可调摆锤；回转半径；重力加速度

The mathematical model of single inverted pendulum and double inverted pendulum is proposed.

建立了一级、二级倒立摆系统的数学模型，对倒立摆系统进行定性分析。

Through analyzing the double closed-loop control mathematical model of single inverted pendulum, the fuzzy control theory was adopted to carry out computer simulation for inverted pendulum.

通过对单级倒立摆的双闭环的控制数学模型的分析，采用模糊控制理论对倒立摆的控制系统进行计算机仿真。

For researchers in this field because of the difficulty of the problem.After concisely introducing the development and current situation of inverted pendulum system research, the mechanism and mathematical model of inverted pendulum are presented.

本文首先阐述了倒立摆系统控制研究的发展过程和控制现状，介绍了倒立摆系统的结构和数学模型，并详细推导验证了四级倒立摆的数学模型，为更高层次的控制规律的研究打下了良好的基础。

The key mechanical parts and the pendulum series structure are deeply studied, and some mathematical models of the pendulum series motion are founded.

2深入地研究了重要机械零部件和摆系结构，建立了摆系运动的多项数学模型。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。