名词
中文翻译：混合比例
同义词：
['concentration ratio', 'concentration proportion', 'mixing ratio例句：1. The recipe requires a precise mixing proportion of ingredients.（食谱要求精确的原料配比。）']
例句：
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1. The recipe requires a precise mixing proportion of ingredients.
食谱要求精确的原料配比。
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2. The engineer carefully mixed the materials to achieve the desired mixing proportion.
工程师仔细混合材料以达到所需的混合比例。
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3.The manufacturer has adjusted the mixing proportion to improve product quality.
制造商已调整混合比例以提高产品质量。