文字解释说这些蚀刻的细节多多少少已被时间磨损，只留给我们怪异似小说情节的故事：毕竟我们看到的，只是一个普通的旧果核。
Alas, the text explains that these etched details have been more or less worn away by time. We are left with an odd and possibly fictional story: what we see, after all, is a plain old fruit pit.
阐述了二氧化硅干法蚀刻的原理和主要的蚀刻参数。
The principle and the main parameters of the dry etching for silicon dioxide are introduced.
不锈钢板酒店标牌的制作，主要采用蚀刻的工艺来完成。
Hotel stainless steel plate production, mainly to complete the etching process.
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