目前LED调光技术在应用上是否存在着一些难点问题？的翻译：LED dimming technology now whether there are some difficult problems in the application? 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Led dimming technology in the application whether there are some difficult issues?

LED dimming technology now whether there are some difficult problems in the application?

At present LED adjusts the light technology in the application whether has some difficult problem?

The current LED dimming technology on the application whether or not there are some tough questions?

LED dimming technology now whether there are some difficult problems in the application?