Mitundu iwiri yofananira ya Er:Magalasi agalasi, imodzi ikugwiritsa ntchito ndodo ya laser ngati sing'anga yogwirira ntchito, ina ikugwiritsa ntchito zomangira: galasi kuti apeze sing'anga, Q-swith ndi zotulutsa zonse, zomwe zimapereka ubwino wokonza zosavuta komanso zokhazikika. kumanga.
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