本文针对现代交通中的干线协调控制的问题，提出了对干线双向绿波控制的优化。
This thesis gives the optimization of Bidirectional Green-Wave which is one of the hot traffic control problems about the coordinate control.
为在实验室内模拟天然潮汐波，设计研制一种基于双向泵流量控制技术的潮汐模拟及其自动测控系统。
To simulate the natural tidal waves, a tide simulation system based on two-way water pump technique was (designed) and developed.
用双向晶闸管作为电子开关，双向晶闸管过零触发，因而输出的是完整的正弦波。
Using electron switch by BTA, BTA at touch off cross zero, thus deferent electron sine wave is intact.
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