2005年，杜克大学工程系研究生同时也是一位极具热情的吉他手，莱尔斯，用胶合板、两个螺旋、一个滑板轴承和一些备用吉他部件制作了他的第一个调音器。

In 2005, Lyles, a Duke University engineering graduate and an avid guitarist, built his first tuner out of plywood, two screws, a skateboard bearing and some spare guitar parts.

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伊顿改进了螺旋阀的设计结构，功能集成化使得减少了必要部件的使用数量，结果就是我们减轻了百分之三十三的重量在体积上也有明显的瘦身。

Eaton USES an optimized solenoid design and integrates functions to reduce the number of parts required, resulting in a 33 percent weight savings and a significant reduction in size, "said Tolley."

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摘要：螺旋桨是航空模型中最重要的零件之一，是航模飞机获得动力的关键部件。

Abstract: : the propeller is in the model airplane one of most important components, is the model ship airplane obtains the power the key component.

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