silicon dioxide new
二氧化硅新
以上为机器翻译结果，长、整句建议使用 人工翻译 。
A new method to determine silicon dioxide in powder coal ash has been stated. The method is feasible, fast and accurate.
提出了一种新的测定粉煤灰中二氧化硅的方法，该方法简单易行、快速、准确。
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Intel's new insulator replaces silicon dioxide with a metallic alloy called hafnium.
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