produce testimony to 中文意思是什麼
produce testimony to
解釋
提出. . . 的證據-
The short time it took to produce its first 4 - inch ingot is not only a testimony to the competency of tera xtal s engineering team, but also represent a step forward towards change in the japanese and american domination of the crystal growth industry
有別於半導體用的矽晶,鉭酸鋰屬于硬脆的氧化物材料,融點高達1650 ;長晶的生產難度相當高,其關鍵在於人才、技術與經驗的長期培養。
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