English translation for "optical sound technique"

光声技术

Similar Words：

"optical sound reproducer" English translation, "optical sound reproduction" English translation, "optical sound rushes" English translation, "optical sound slit" English translation, "optical sound talkie" English translation, "optical sound track" English translation, "optical sound track negative" English translation, "optical sound track positive" English translation, "optical sound track printing" English translation, "optical sound track reproducer" English translation