名词
中文翻译：石英指示器
同义词：
['silica indicator']
例句：
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1.The quartz-indicator in the lab shows that the sample is pure silica.
实验室里的石英指示器显示样本是纯硅酸盐。
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2. The quartz-indicator was used to detect the presence of water molecules in the air.
石英指示器被用来检测空气中水分子的存在。
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3. The quartz-indicator helped us to identify the mineral composition of the rock.
石英指示器帮助我们识别了岩石的矿物组成。