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1. The selenographic analysis of the sample was crucial for understanding its composition.
对样本进行硒化物分析对于理解其成分至关重要。
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2. This new technology uses selenographic sensors to detect pollution in the air.
这项新技术使用硒化物传感器来检测空气中的污染。
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3. The selenographic properties of this compound make it a promising material for solar cells.
这种化合物的硒化物性质使其成为太阳能电池的一个有前途的材料。