photomasks
美
英 
例句
The lithography room is lit with yellow light to avoid interference with the UV light used with the photomasks.
光刻室沐浴在黃色的燈光中,以避免對光掩膜中使用的紫外線造成干擾。
Specification for registration marks for photomasks
光掩模對準標記規范
Chrome thin films for hard surface photomasks
硬面光掩模用鉻薄膜