While the low-emission Bionic car was never mass-produced, Mercedes has used similar design principles in subsequent cars produced for market.

虽然这款小排量的汽车并没有被大批量生产，但梅赛德斯却将相似的设计理念运用到其他量产车型上。

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It is found that the mean mass concentrations varied from month to month due to changes in emission intensity and meteorological conditions.

随着排放强度和气象条件的改变，痕量金属的月平均质量浓度也发生相应变化。

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The monitoring technique of rock mass acoustic emission is of wide use in the stope stability. A grey model GM (1.1) for scientific forecasting was presented in this paper.

岩体声发射监测技术已广泛应用于采场稳定性研究中，文中提出了能进行科学预报的灰色GM(1.1)模型。

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Nissan said the Leaf hatchback would be the world's first affordable, mass-produced, zero-emission car.

BBC: Nissan Leaf electric car to be built in Sunderland

Three rivals won a contest to build low-emission, 100-mpg cars that could be mass-produced.

FORBES: Peter Diamandis: Rocket Man