And even more interesting; what if semi transparent, coloured material occurs in some areas and partially blocks the light beam?
而且更有趣，如果是半透明，有色物质会发生在一些区域和部分被阻隔的光束里？
2
In this thesis, the application of piezoelectric shunt damping technique to semi-active vibration control of a cantilever beam has been investigated theoretically and experimentally.
本文的研究工作主要是对压电分支电路阻尼技术应用于柔性悬臂梁的半主动振动控制进行理论和实验研究。
3
Electron beam deposit facilities are necessary for making semi-conductor devices and have an effect on the performance of the device obviously.