A cikin kayan aikin etching na plasma, abubuwan yumbu suna taka muhimmiyar rawa, gami da zoben mayar da hankali. Zoben mayar da hankali, wanda aka sanya a kusa da wafer kuma cikin hulɗar kai tsaye tare da shi, yana da mahimmanci don mayar da hankali kan plasma akan wafer ta amfani da wutar lantarki zuwa zobe. Wannan yana inganta rashin ...
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