Hollow downtown areas caused a loss of consumption power and a decline in commercial effects.
部分中心城区“空心化”使消费力流失,商业效益滑坡。
The key was to identify low-cost methods of achieving the same effects with readily available, commercial- grade silicon.
问题的关键是以以有效的方式确定低成本的方法,并能达到相同的效果,也就是商业级别的硅。
YouTube user Starcross42 has been uploading a series of great vids on laser effects for shows and how he achieves them using commercial and homemade laser tech.
youTube的用户Starcross42上传了一些有关舞台镭射效果的很棒的录像,以及他如何用商业和家用的镭射技术完成这些的。
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