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1.The molecular-beam apparatus was used to study the structure of molecules in the sample.
分子束装置被用来研究样品中分子的结构。
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2. The molecular-beam apparatus is a powerful tool for analyzing complex chemical reactions.
分子束装置是分析复杂化学反应的有力工具。
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3.The molecular-beam apparatus can be used to detect and analyze minute particles in the air.
分子束装置可以用于检测和分析空气中的微小颗粒。