Chinese translation for "optical range"

光测距，直观距离
光强见距
光射距
光视距
光学距离
视线距离
直视距离

Example Sentences:

1.

For some of those x ray sources , no visible counterparts can be seen in optical range 当中一些x射线源，用光学望远镜竟无法看见它们对应的物体。

Similar Words：

"optical radiation" Chinese translation, "optical radiation comparator" Chinese translation, "optical radio communication" Chinese translation, "optical radome" Chinese translation, "optical radome absorption" Chinese translation, "optical range finder" Chinese translation, "optical range finding technique" Chinese translation, "optical range gating" Chinese translation, "optical rangefinder" Chinese translation, "optical ranger" Chinese translation