名词
中文翻译：台阶式滚轮
同义词：
['台阶式传送带，台阶式输送辊，台阶式滚筒例句：1. The stepped roller is used to transport heavy materials over long distances.（台阶式滚轮用于运输重物跨越长距离。）2. The stepped roller is an essential part of the conveyor system in factories.（台阶式滚轮是工厂输送系统的重要组成部分。）']
例句：
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1. The stepped roller is used to transport heavy materials over long distances.
台阶式滚轮用于运输重物跨越长距离。
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2. The stepped roller is an essential part of the conveyor system in factories.
台阶式滚轮是工厂输送系统的重要组成部分。
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3.The stepped roller was designed to improve the efficiency of the material handling process.
台阶式滚轮的设计旨在提高物料处理过程的效率。