名词
中文翻译：比例组成部分
同义词：
['proportional part', 'proportional element例句：1. The proportion of students in the class is roughly equal.（班上学生的比例大致相等。）']
例句：
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1. The proportion of students in the class is roughly equal.
班上学生的比例大致相等。
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2.The engineer designed a proportional component to control the temperature.
工程师设计了一个比例组件来控制温度。
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3. The company's profitability is closely related to its ability to manage its proportional components effectively.
公司的盈利能力与其管理其比例组件的能力密切相关。