化学中性;
Such a new and neutral optical glue was developed that it never reacted chemically with thin film layers in the filter.
研配一种新的完全中性的光学胶,它不与滤光片膜层发生任何化学反应。
纳米英语 · 英语词汇
纳米英语 · 双语娱乐资讯