For adapting the high accurate alignment of large optical system, the align interferometer is developed.
为了满足大口径光学系统各分立元件的高精度对心要求，设计制造了总装调对心干涉仪。
On dictation equipment, a device for accurate alignment of playback head, or combined head, to the track on the recording medium.
录音设备上的一种装置，它能精确地把重放磁头或组合磁头调准到记录介质的磁道上。
On dictation equipment, a device for accurate alignment of playback head, or combined head, to the track on the recording medium.
在口述记录设备上，用来除去记录媒体上记录的一种装置。
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