This paper discusses how to design mass measurement device by using quartz crystal performance.

讨论了如何利用石英品体的特性进行质量测量装置的设计。

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Better design and wiser use of both mass transit systems and private vehicles will play an important part in helping America get more out of energy used for transportation.

对公共交通系统和私人汽车进行更好的设计及更合理的使用，会在帮助美国交通获得更多可用能量上发挥重要作用。

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This is partly because design museums clearly show how and why mass-products work and look as they do, and how design has improved our lives.

这在一定程度上是因为设计博物馆清楚地展示了批量产品的工作原理和外观，以及设计如何改善我们的生活。

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As reported in a Bloomberg story, MASS Design Group in Boston installed 24-foot Big Ass ceiling fans in the Butaro Hospital in Rwanda.

FORBES: How Big Ass Fans Can Improve Life for Working People, Fix the Economy, and Help Solve World Health Problems.

This allowed anyone to build their own windowfarm and then contribute to improving the design as part of a mass collaboration.

FORBES: Windowfarms R&D-I-Y: Lessons for Crowdsourcing Innovation & Incentivizing Engagement

Digital Forming, a related company (where Dr Mahdavi is chief technology officer), uses 3D design software to help consumers customise mass-produced products.

ECONOMIST: 3D printing