本文介绍一种板弹簧优化设计的新方法。它可以减轻板弹簧的自身重量，节省材料。
This paper introduces a new method of optimum design for leaf spring. It may decrease the weight of leaf spring, and save much material.
太阳能板工业受硅材料缺乏所困的情况将会减轻，取而代之，却会在其他方面面临瓶颈，例如将硅材料做成硅锭和硅片。
The shortage of silicon that has bedevilled the solar-panel industry will ease, only to be replaced by bottlenecks in other areas, such as turning the silicon into wafers and ingots.
隔音墙、隔音床头板、防鼾声枕头和白噪音机都是为减轻鼾声设计的。
Sound proofing on the walls and headboards, anti-snoring pillows and white noise machines are among the features designed to ease snoring.
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