The result shows that the best fuel economy was achieved while the emission limits were met.

在满足排放法规的前提下，获得了最佳经济性。

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The European exhaust emission limits and exhaust emission characters of light duty diesel vehicles were introduced in this paper.

本文介绍了轻型柴油车的欧洲排放标准及尾气排放特点，综述了轻型柴油车氧化催化剂技术的研究和开发进展。

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At the time of adoption of the Euro 5/6 regulation, its mass-based PM emission limits could only be met by closed particulate filters.

在采用欧五欧六标准的时候，它的以质量为基础的颗粒物排放限额只能满足通过时封闭式微粒过滤器。

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The Rule sets the mercury and acid gas emission limits for new facilities below levels that can accurately be monitored.

FORBES: Big Costs, Illusory Benefits: Why Congress Should Nix The Utility MACT

Ministers are trying to make planning rules more nuclear-friendly, and hope that tighter carbon-emission limits will help nuclear energy shine by comparison with fossil-fuel plants.

ECONOMIST: Nuclear power draws nearer as renewables retreat

Some 60% to 80% of fossil fuel reserves owned by listed firms could be classed as unburnable if politicians stick to CO2 emission limits, a report warns.

BBC: Firms 'own unburnable fossil fuels'