名词
中文翻译：单层罩壳叶轮
同义词：
['single-shell impeller', 'single-shell turbine impeller']
例句：
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1. The new design of the single-shrouded impeller has greatly improved its efficiency.
新型单层罩壳叶轮的设计大大提高了其效率。
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2.The single-shrouded impeller is used in many industrial processes to reduce friction and improve performance.
单层罩壳叶轮被广泛应用于工业过程中，以减少摩擦并提高性能。
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3. The engineers carefully designed the single-shrouded impeller to ensure it could handle the heavy loads without any damage.
工程师们仔细设计了单层罩壳叶轮，以确保它能够承受重负载而不会损坏。