名词
中文翻译：手持折射计
同义词：
['手持折射仪，手持折射率计例句：1. The hand-held refractometer is used to measure the refractive index of materials.（手持折射计用于测量材料的折射指数。）']
例句：
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1. The hand-held refractometer is used to measure the refractive index of materials.
手持折射计用于测量材料的折射指数。
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2.The new hand-held refractometer has improved accuracy and ease of use.
新款手持折射计提高了准确性和易用性。
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3.In industry, hand-held refractometers are used for quality control in the manufacturing process.
在工业中，手持折射计用于生产过程中的质量控制。