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[Subject: Precision & Other Instruments]
- To adjust accurately the line of sight of (an optical instrument, such as a surveying telescope)
Translated by: ROBERT GRIGOR BAXTER
Translated in 8 languages
[Subject: Medical Equipment]
Translated in 2 languages
[Subject: Military Art & Science]
[Subject: Generalities]
Translated by: FARHAD PEZESHKI