The composition of the simulation system, data processing flowchart and simulation mode that included the missile dynamics, sensitive element and variable structure controller were given.
给出了该仿真系统的组成、信号处理流程，以及包括弹体动力学、敏感元件和变结构控制器的仿真模型。
2
Natural gas is quite variable in composition, but the major constituent (>60%) is methane.
天然气在成分上不大稳定，但主要成分（60％）是甲烷。
3
The measurement for the bio-signal is a kind of technical, which check and detect the style, phenomena, property, variable and composition of the living things.